The Akyga AKY1086 CR2032 PP3A lithium battery with a voltage of 3V and a capacity of 210 mAh features 3-pin terminals with a 4 mm pitch, facilitating THT mounting in electronic devices. Utilizing Li-MnO₂ technology, it ensures stable voltage and high energy efficiency, making it ideal for advanced applications such as real-time clocks, controllers, and memory modules.

Lithium-polymer Li-Po battery with a nominal voltage of 3.7V and a capacity of 900mAh, equipped with a PCM protection circuit and a lead with a JST 2.54 2-pin connector, 150mm long. Akyga AKY0620

Step-Up converter with adjustable output voltage from 5 to 40 V, input voltage from 3 to 35 V and a maximum current of 5 A

Set of 4 Panasonic Eneloop R3/AAA rechargeable batteries with 800 mAh capacity and 1.2V voltage. Packaged in eco-friendly packaging (blister). Panasonic BK-4MCDE/4BE

Maintenance-free gel battery 12 V 72 Ah made with AGM technology, measuring 150 × 100 × 65 mm, for alarm systems, UPS units, telecommunications equipment, and other devices requiring a stable power source

Universal voltage tester designed for Lipo, LiFe, Li-Ion, NiCd, NiMH batteries from 1S to 7S. It allows you to measure the battery charge in% and the voltage difference between cells. CellMeter-7

Akyga® AKY1109 is a reliable CR2032 HP2B lithium battery with 2-pin leads for THT (through-hole) mounting, designed to power electronic devices such as RTC clocks, controllers, memory modules, IoT systems, and medical equipment. Its high capacity, temperature resistance, and stable voltage make it an ideal choice for long-term electronic projects and as a backup power source in applications requiring durability and precision.

everActive AA NiMH rechargeable batteries with 2500 mAh capacity offer long-lasting, high-performance power for demanding applications, supplied in a 4-piece set.

Akyga® AK-PD-21 is a reliable power source for a wide range of Tefal and Rowenta cordless vacuum cleaners. It ensures fast and safe charging, providing convenience for users both at home and in professional environments.

Step-Down converter D36V50F5 with an output voltage of 5 V, an input voltage from 5.5 to 50 V and a maximum output current of 8 A. Pololu 4091

9V battery clip with a 125 mm cable and a DC plug 2.1 × 5.5 mm with center positive polarity enables easy power connection for electronic devices requiring 9 V. Suitable for hobby, service, and music projects.

DC-DC Step-Up converter U3V40F5 with an output voltage of 5 V, an input voltage of 1.3 to 5 V and a maximum output current of 4 A. Pololu 4012

The classic ungrounded splitter has two flat sockets for 2P plugs. Vorel-72400

DFRobot DFR0205 is a compact and efficient step-down DC-DC converter module with up to 25 W of power, allowing adjustment of the supply voltage to meet the needs of various electronic components. With a voltage regulation function, a quick 5 V selection switch, and an Ovout interface, it enables simultaneous power delivery to components with different voltage requirements. Ideal for prototyping, mobile projects, automation systems, and IoT applications.

Power multiplexer based on Texas Instruments TPS2113A. It enables smooth switching between two power sources from 2.8 V to 5.5 V. Pololu 2596

The Maxell CR1216 3V lithium battery is a reliable power source, ideal for small electronic devices such as watches, remotes, and calculators. It features compact dimensions, making it suitable for use in devices that require small batteries. The packaging contains 10 pieces, providing a practical solution for users who need reliable power.

Lanberg 230V French flush-mounted socket with two USB ports allows you to charge mobile devices without additional chargers, provides protection against overvoltage and overload, made of resistant polyamide, perfect for home or office. Lanberg AC-WSo1-USB2-E-B

Module based on the TPS2116 enabling automatic switching between two 1.6 - 5.5 V power sources with output through a USB Type-C connector, without USB priority, supporting up to 2.5 A continuous current and reverse current blocking. By default, it selects the higher input voltage with the option to switch between VIN1 and VIN2 by control signal. Pololu 3729

Holder for 3 AA R3 batteries with a flap and a switch is an ideal solution for people who need a simple and reliable way to connect AAA batteries to obtain a voltage of 3 V

Universal charger designed for 1-8S Li-Ion, LiPo, LiFe, LiHV, Pb and Ni-MH batteries. It has a built-in function of generating and measuring PWM, PPM and S.BUS signals. ToolkitRC M8P