Step-Up converter module with adjustable output voltage in the range from 3 to 30 V with a wide input voltage range from 2 to 24 V and a maximum output current of 4 A. The board is equipped with a USB connector

The protection circuit for one Li-Ion cell with a voltage of 3.7 V. It has the function of charging, discharging and over-discharge protection. The cells can be discharged with a continuous current of up to 8 A

Case for two 18650 batteries connected in series (7.4 V). Equipped with a flap and a switch

Powerbank module with a basket for a 18650 battery. It can provide a current of 3 V and 1 A or 5 V and 2 A

The Akyga® AK-SC-E18 adapter enables fast charging of electric vehicles with a CHAdeMO connector at European charging stations equipped with CCS2 plugs. Thanks to its high-performance specifications, durable construction, and compliance with international standards, it is an essential accessory for owners of EVs imported from Asia and the USA, such as the Nissan Leaf or Mitsubishi Outlander PHEV. The adapter supports DC fast charging up to 250 kW, ensuring convenience, safety, and full compatibility with European charging infrastructure.

The Akyga AKY1970 alkaline battery (AAA, LR03) with a voltage of 1.5V and a capacity of 1300 mAh provides long-lasting power for everyday devices. The package contains 10 batteries, making it an economical solution for users needing a reliable power source.

This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 6 V. The board measures only 0.7″ × 0.7″, but it allows a typical continuous output current of up to 2.5 A. Typical efficiencies of 85% to 95% make this regulator well suited for powering moderate loads like sensors or small motors.

BMS module for three Li-Ion cells with a voltage of 11.1 V. It has the function of charging with a balancer, discharging and over-discharge protection. The cells can be charged with a continuous current of up to 12 A

The protection system for four Li-Ion cells with a voltage of 14.8 V. The module has the function of charging the cells, discharging and protecting against excessive discharge. The cells can be discharged with a continuous current of up to 18 A

DC-DC Step-Down converter module AP63203 with an output voltage of 3.3 V, an input voltage of 3.8 to 32 V and a maximum output current of 2 A. SparkFun COM-18357

Lithium battery charger module with a maximum current of 3 A. Equipped with a USB type C connector. Dedicated to charging one Li-Ion cell

PRT-00114 - Breadboard Power Supply 5V/3.3V

Pololu 2834

BMS module for six Li-Ion cells with a voltage of 22.2 V. It has the function of charging, discharging and over-discharge protection. The cells can be discharged with a continuous current of up to 14 A

Pololu 2833

Step-Up/Step-Down converter with an output voltage of 5 V, an input voltage from 3 to 15 V and a maximum current of up to 600 mA

The Akyga CR2430 lithium battery with a voltage of 3V and a capacity of 280 mAh provides long-lasting power for electronic devices such as remote controls, watches, and calculators. Utilizing Li-MnO₂ technology, it features stable voltage and a low self-discharge rate, allowing for extended storage without loss of performance.

The holder for 2 18650 batteries, connected in series, is a key element for anyone who needs an efficient and reliable power source with higher voltage, providing longer runtime and more power for a variety of electronic devices

This small synchronous switching step-down (or buck) regulator takes an input voltage of up to 38 V and efficiently reduces it to 9 V. The board measures only 0.7″ × 0.7″, but it allows a typical continuous output current of up to 2.5 A. Typical efficiencies of 85% to 95% make this regulator well suited for powering moderate loads like sensors or small motors.