Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
Choose from over than a million of proven quality materials. Over 300 manufacturers are presented. From renowned major international players to small independent companies with a proven track record in local markets.
Featured manufacturers
PRIMARY; Chemical Composition: SILVER OXIDE; Battery Capacity: .02 Ah; Voltage: 1.55 V; Terminal Type: BUTTON(+), FLAT(-); Height: 2.15 mm;
Median Price
$3.245
Lifecycle Status
Suppliers In-Stock
19
In-Stock Inventory
1k+
Farnell
1+ parts
$0.655
100+ parts
$0.529
1k+ parts
$0.416
10k+ parts
-
RS Americas
$1.570
$1.440
$1.320
$1.290
Master Electronics
$1.060
$0.860
Bürklin Elektronik
$26.270
DigiKey
$69.020
$59.299
Mouser Electronics
$105.290
$77.500
Verical
$3.010
$1.204
Chip1Stop
Galco
$1.650
NAC Semi
$4.990
TME
$34.540
Nova Conductors
$39.950
TestEquity
$57.000
Techni-Tool
Vyrian
Electro Sonic
$1.092
$0.886
ZD Integrated Circuits Inc.
Bisco
ACDS - Activité Composants Distribution Service
Continental Prestige Electronics
Aranea Global
$39.151
$37.585
Netroflash
Argo Parts USA
Perfect Parts
RTC Component Inc.
Batteries 364 attributes and parameters. Explore more Batteries devices from The Swatch Group
Battery Type:
Battery Capacity:
Voltage Rating:
Battery Chemistry:
Diameter:
Height:
Weight:
Peak Operating Temperature:
Lowest Operating Temperature:
Equivalent Codes:
Connector Type:
364 Batteries trade compliance attributes, and parameters.
ECCN
3A991.J.1
ECCN Governance
EAR
HTS
8506.40.10.00
SB
NSN
1095-01-529-7432, 1095015297432, 2530-00-488-8313, 2530004888313, 2540-01-447-4948, 2540014474948, 2530-99-827-0763, 2530998270763, 3110-00-278-7510, 3110002787510, 3120-00-763-0537, 3120007630537, 3405-98-857-8344, 3405988578344, 3439-00-077-1397, 3439000771397, 3455-00-228-5284, 3455002285284, 3740-01-210-2368, 3740012102368, 3950-00-235-4234, 3950002354234, 4130-14-239-0590, 4130142390590, 4240-01-632-2144, 4240016322144, 4320-99-534-3374, 4320995343374, 4730-27-013-7636, 4730270137636, 4820-01-261-1056, 4820012611056, 4820-01-274-1859, 4820012741859, 4910-15-139-0811, 4910151390811, 5110-01-406-0869, 5110014060869, 5110-15-123-6887, 5110151236887, 5120-01-323-7024, 5120013237024, 5120-01-399-9202, 5120013999202, 5120-14-393-0467, 5120143930467, 5120-25-130-8770, 5120251308770, 5310-00-241-9908, 5310002419908, 5330-14-247-6246, 5330142476246, 5330-14-412-0368, 5330144120368, 5340-00-839-2914, 5340008392914, 5340-00-839-2913, 5340008392913, 5340-00-839-2915, 5340008392915, 5340-00-839-2910, 5340008392910, 5340-01-550-7213, 5340015507213, 5342-01-186-7088, 5342011867088, 5680-21-877-4809, 5680218774809, 5845-99-525-5797, 5845995255797, 5930-00-725-2862, 5930007252862, 5930-66-014-1175, 5930660141175, 5935-00-192-4830, 5935001924830, 5935-00-683-5043, 5935006835043, 5935-00-954-9080, 5935009549080, 5940-00-849-6406, 5940008496406, 5945-99-523-9293, 5945995239293, 5950-00-998-8537, 5950009988537, 5962-00-816-4530, 5962008164530, 5975-00-877-6893, 5975008776893, 5999-01-417-9578, 5999014179578, 6105-00-606-4077, 6105006064077, 6105-01-316-8529, 6105013168529, 6135-12-353-0457, 6135123530457, 6210-00-729-9768, 6210007299768, 6230-01-153-8003, 6230011538003, 6350-25-141-1312, 6350251411312, 6530-33-104-1749, 6530331041749, 6625-00-556-1873, 6625005561873, 6625-00-581-2097, 6625005812097, 6625-00-643-3935, 6625006433935, 6640-01-466-9708, 6640014669708, 6640-01-344-5307, 6640013445307, 6665-16-000-7965, 6665160007965, 6685-00-449-9669, 6685004499669, 6760-00-139-8586, 6760001398586, 6850-25-145-0558, 6850251450558, 7110-21-862-6678, 7110218626678, 7490-00-920-9723, 7490009209723, 7540-27-002-9449, 7540270029449, 6145-99-199-5750, 6145991995750, 8105-99-621-6045, 8105996216045
NIIN
015297432, 004888313, 014474948, 998270763, 002787510, 007630537, 988578344, 000771397, 002285284, 012102368, 002354234, 142390590, 016322144, 995343374, 270137636, 012611056, 012741859, 151390811, 014060869, 151236887, 013237024, 013999202, 143930467, 251308770, 002419908, 142476246, 144120368, 008392914, 008392913, 008392915, 008392910, 015507213, 011867088, 218774809, 995255797, 007252862, 660141175, 001924830, 006835043, 009549080, 008496406, 995239293, 009988537, 008164530, 008776893, 014179578, 006064077, 013168529, 123530457, 007299768, 011538003, 251411312, 331041749, 005561873, 005812097, 006433935, 014669708, 013445307, 160007965, 004499669, 001398586, 251450558, 218626678, 009209723, 270029449, 991995750, 996216045
Swatch Group is a diversified multinational holding company active in the manufacture and sale of finished watches, jewelry, watch movements and components. It is the world’s largest watchmaking group, and supplies nearly all the components required for the watches sold by its 17 individual brands and the multi-brand retail companies Tourbillon and Hour Passion. Its production companies supply movements and components to third-party watchmakers in Switzerland and around the world. Swatch Group is a key player in the manufacture and sale of electronic systems used in watchmaking and other industries. It is also a leader in the field of sports event timing.
EPCS4SI8N
Altera
CONFIGURATION MEMORY; Temperature Grade: INDUSTRIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Parallel or Serial: SERIAL;
1N4148WT
Surge Components
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LL4148
Good-ark Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
STM32H743XIH6
STMicroelectronics
STM32H743XIH6 by STMicroelectronics is a 32-bit microcontroller with Cortex-M7 CPU, 36-Ch 16-Bit ADC, and 2-Ch 12-Bit DAC. It operates at up to 48 MHz, has 1085440 bytes of RAM, and offers connectivity options like CAN, I2C, USB. Ideal for industrial applications requiring high-performance processing and extensive peripheral support.
BAV99
Electronic Devices
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
M24308/2-1F
Itt Cannon
D SUBMINIATURE CONNECTOR; Option: GENERAL PURPOSE; Contact Gender: FEMALE; Additional Features: STANDARD: MIL-DTL-24308, POLARIZED; Mating Info.: MULTIPLE MATING PARTS AVAILABLE; Filter Feature: NO;
TCA6424ARGJR
Texas Instruments
TCA6424ARGJR by Texas Instruments is a CMOS parallel I/O port with 24 bits and 3 ports. It operates b/w -40 to 85°C, suitable for industrial applications. With a max clock frequency of 0.4 MHz, it offers low power consumption at only 0.03 mA supply current.
RC0402JR-070RL
Yageo
Yageo's RC0402JR-070RL is a SMT fixed resistor with 0 ohm resistance, rated for temperatures from -55 to 155 °C. It features METAL GLAZE/THICK FILM tech, WRAPAROUND terminals, and 0.0625 W power dissipation. Ideal for jumper applications in electronics requiring compact surface mount components.
BSS84-7-F
SPC TECHNOLOGY/ MULTICOMP
P-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .36 W; Package Shape: RECTANGULAR; Transistor Element Material: SILICON;
1N4148
Dc Components
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
ATMEGA328P-AU
Microchip Technology
ATMEGA328P-AU by Microchip: 8-bit RISC CPU, 20 MHz clock, 23 I/O lines. Ideal for industrial applications with SPI, TWI, USART connectivity and low power mode. Features include 2048 RAM bytes, 1024 EEPROM size, and 16384 ROM words.
1N4148WS
Continental Device India
Siemens
USB2514BI-AEZG
USB2514BI-AEZG by Microchip is a BUS CONTROLLER IC with 36 terminals, operating at 3.3V, supporting I2C, SMBUS, and USB buses. It has a clock frequency of up to 24MHz and can withstand industrial temperatures from -40°C to 85°C. This chip carrier package is surface mountable and suitable for various applications requiring USB connectivity.
LM358MX
Fairchild Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
LM358DT
ROHM
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: LSOP; Package Shape: RECTANGULAR;
2N2222A
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .6 A;
ULN2803ADW
ULN2803ADW by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates b/w -40 to 85 °C and has a max supply voltage of 3 V. Ideal for applications requiring buffer or inverter-based peripheral drivers with sink current flow direction.
BSS138LT1G
Onsemi
BSS138LT1G by Onsemi is a N-CHANNEL FET with 50V DS Breakdown Voltage, 0.2A Drain Current, and 3.5 ohm On Resistance. Ideal for SWITCHING applications due to its ENHANCEMENT MODE operation and built-in DIODE. Operates b/w -55 to 150 °C with small outline package style for surface mount assembly.
SMBJ18CA
Secos
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
376
Energizer Holdings
PRIMARY; Chemical Composition: SILVER OXIDE; Battery Capacity: .024 Ah; Voltage: 1.55 V; Terminal Type: BUTTON(-), FLAT(+); Weight: .42 g;
MS621TFL11E
Seiko Instruments Usa
Seiko Instruments Usa's MS621TFL11E is a 3V LITHIUM battery with 0.003 Ah capacity. With -40 to 85 °C operating range, it weighs 0.23 g and measures 2.2 mm in height and 6.8 mm in diameter. Ideal for applications requiring a TAB terminal type secondary battery with standard charge current of 0.015 mA.
395
PRIMARY; Chemical Composition: SILVER OXIDE; Battery Capacity: .051 Ah; Voltage: 1.55 V; Terminal Type: BUTTON(-), FLAT(+); Cut-off Voltage: 1.2 V;
BR-1225/H1AN
Panasonic
Panasonic BR-1225/H1AN battery is a 3V LITHIUM primary cell with 0.048 Ah capacity. With approvals from IEC and UL, it operates b/w -30°C to 85°C. Ideal for applications requiring a 12.6mm diameter and 2.45mm height, such as small electronic devices or medical equipment.
CR1620
Panasonic CR1620 battery, with 3V voltage and 0.075Ah capacity, is a primary lithium manganese dioxide cell. Measuring 16mm in diameter and 2mm in height, it operates b/w -30°C to 85°C. Ideal for small devices like watches, calculators, and remote controls due to its compact size and reliable power output.
CR2032
The Swatch Group
PRIMARY; Chemical Composition: LITHIUM MANGANESE DIOXIDE; Battery Capacity: .235 Ah; Voltage: 3 V; Terminal Type: BUTTON(+), FLAT(-); Minimum Operating Temperature: -40 Cel;
CR-2032/BN
Panasonic CR-2032/BN is a 3V lithium manganese dioxide button battery with 0.22 Ah capacity. With a diameter of 20mm and height of 3.2mm, it operates b/w -30°C to 60°C. Ideal for applications like watches, calculators, and medical devices due to its primary battery type and compact size.
CR2016
Varta Microbattery
PRIMARY; Battery Size: 2016; Chemical Composition: LITHIUM MANGANESE DIOXIDE; Battery Capacity: .09 Ah; Voltage: 3 V; Terminal Type: BUTTON(-), FLAT(+);
CR3677X
Murata Manufacturing
Murata Manufacturing's CR3677X battery is a 3V primary lithium manganese dioxide cell with 0.08Ah capacity. With UL approval, it operates b/w -40°C to 85°C, making it ideal for applications requiring a reliable power source in compact devices. Measuring 36.5mm in diameter and 7.7mm in height, this button-cell battery weighs only 20g and features flat(+) and button(-) terminals.
CR2025MFRRH
Renata Sa
Renata Sa's CR2025MFRRH is a 3V lithium manganese dioxide battery (LITHIUM MANGANESE DIOXIDE) with dimensions of 20.35mm diameter and 2.5mm height. Featuring BUTTON(-) and FLAT(+) terminals, it weighs 2.3g, making it ideal for small electronic devices like watches and calculators due to its primary battery type.
CR1220
Jauch Quartz
PRIMARY; Battery Size: 1220; Chemical Composition: LITHIUM MANGANESE DIOXIDE; Battery Capacity: .04 Ah; Voltage: 3 V; Terminal Type: BUTTON(-), FLAT(+);
CR12600SE
Sanyo Energy
SECONDARY; Chemical Composition: LITHIUM; Battery Capacity: 1.5 Ah; Voltage: 3 V; Terminal Type: BUTTON(+), FLAT(-); Diameter: 12 mm;
2908369
Phoenix Contact
SECONDARY; Battery Capacity: 26 Ah; Voltage: 24 V; Terminal Type: SCREW; Length: 167 mm; Maximum Operating Temperature: 60 Cel;
CR1025FV1-LF
PRIMARY; Battery Size: 1025; Chemical Composition: LITHIUM MANGANESE DIOXIDE; Voltage: 3 V; Terminal Type: TAB; Diameter: 10 mm;
CR2477N
Renata Sa's CR2477N battery is a 3V lithium primary cell with 0.95 Ah capacity. With dimensions of 24.5mm diameter and 7.7mm height, it weighs 8.3g and operates b/w -40°C to 85°C. Ideal for devices requiring a reliable power source in various temperatures and conditions.
CR1220MFR.IB
CR1220MFR.IB by The Swatch Group is a 3V lithium manganese dioxide battery with 0.04 Ah capacity. With a diameter of 12.5mm and height of 2mm, it weighs 0.8g and operates b/w -30°C to 70°C. Ideal for small electronic devices requiring a primary button cell battery like watches or calculators.
Panasonic CR1220 battery is a primary lithium manganese dioxide cell with 3V voltage and 0.035 Ah capacity. It has a diameter of 12.5mm, height of 2mm, and weighs 0.9g. Ideal for applications requiring a cut-off voltage of 2V, such as small electronic devices in temperature range -30 to 85°C.
BR-2325/VCN
Panasonic BR-2325/VCN battery is a 3V lithium cell with 0.165 Ah capacity. With approvals from IEC and UL, it operates b/w -30°C to 85°C. Measuring 22.8mm in diameter and 2.45mm in height, it's ideal for applications requiring a reliable power source in compact spaces like medical devices or IoT sensors.
ML-1220/F1AN
Panasonic ML-1220/F1AN is a 3V lithium manganese dioxide battery with dimensions 12.6mm diameter and 2mm height. It has a cut-off voltage of 2V, operates b/w -20°C to 60°C, and charges at 30mA. Ideal for applications requiring a secondary button cell with BUTTON(+) and FLAT(-) terminals.
CR1225FH-LF
Renata Sa's CR1225FH-LF is a 3V LITHIUM battery with 0.048 Ah capacity. At 2.5mm height and 12.5mm diameter, it weighs 1.1g and has TAB terminal type. Ideal for small electronics like watches, calculators, and medical devices due to its compact size and reliable power output.
Partstack™ will investigate all reported instances of potential suspect/counterfeit part listings.
364
Renata Sa's 364 battery is a primary button cell with a voltage of 1.55V and capacity of 0.019Ah. With dimensions of 2.15mm x 6.8mm, it weighs 0.3g and operates b/w -10°C to 60°C, making it ideal for small electronic devices requiring reliable power supply.
PRIMARY; Chemical Composition: SILVER OXIDE; Battery Capacity: .018 Ah; Voltage: 1.55 V; Terminal Type: BUTTON(-), FLAT(+); Cut-off Voltage: 1.2 V;
Supply Digital Components
$106.00
$54.25
$11.90
$7.29
Quantity
12,000 In-Stock
Total price ≈ $80,197.29
© 2023 All rights reserved