An efficient step-down converter that steps down the input voltage from as low as 45 V to a regulated output voltage range of 1.4 to 7 V, offering high efficiency and a maximum continuous current of 3.4 A. It has built-in reverse polarity, overload and short circuit protection, and the spread spectrum function reduces EMI interference. Pololu 4873

Efficient step-down converter that reduces the input voltage from up to 45 V to a regulated output voltage range from 1.4 to 7 V, offering high efficiency and a maximum continuous current of 3.4 A. It has built-in protection against reverse polarity, overload and short circuit, and the spread spectrum function reduces EMI interference. The module is equipped with an additional potentiometer for adjusting the cut-off voltage. Pololu 4872

The VARTA LONGLIFE POWER AAA (LR03) 1.5V alkaline batteries are an efficient power source, ideal for high-power devices such as toys, flashlights, and audio equipment. They feature a high capacity, ensuring long-lasting and reliable operation of devices. The blister pack contains 8 pieces of these batteries.

ToolkitRC M450 enables safe and precise charging of 1–4 S LiPo, LiHV, and LiFe batteries, offering 50 W power and 200 mA balancing. Its compact size and clear IPS display make it a reliable tool for RC hobbyists, electronics enthusiasts, and workshop users.

Step-Down converter D36V28F7 with an output voltage of 7.5 V, an input voltage from 8 to 50 V and a maximum output current of 3.7 A. Pololu 3784

The Akyga AKY1235 lithium battery is a CR123 cell with a voltage of 3V and a capacity of 1500 mAh, manufactured using Li-MnO₂ technology. It is resistant to high temperatures, allowing it to operate in environments up to 85°C.

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 5 V and a maximum input of up to 2 A. Pololu 4941

BLOW PS-530 power strip is a functional extension socket combining traditional AC outlets with modern USB ports. Ideal for simultaneously powering computers, AV equipment, home appliances, and charging mobile devices. Thanks to its long cable and angled plug, it works well in hard-to-reach places, providing convenience and organization in any workspace.

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-18356

Adapter allows you to connect devices with a plug from the USA, Europe and Australia in an English socket. Operates up to 250V and 10A, has no fuse or ground and is not a transducer. Akyga AK-AD-59

The Akyga AA LR6 alkaline battery with a voltage of 1.5V and a capacity of 3050 mAh provides long-lasting power for everyday devices. The package contains 4 batteries in a blister pack, offering a practical solution for users seeking a reliable power source.

The Akyga AKY2057 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 4 batteries, making it an economical solution for users needing a reliable power source.

The Akyga AKY1971 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 4 batteries, making it an economical solution for users needing a reliable power source.

The protection circuit for one Li-Ion cell with a voltage of 3.2 V. It has the function of charging, discharging and over-discharge protection. The module can work with a current of up to 12 A

Li-Po battery 3.7V / 850mAh, PCM protection, connector, 2 pins, cable length 150mm. Akyga LP603048

Extension module with Li-Ion and LiPo charger dedicated to QT Py boards. It allows you to charge the batteries with a current of up to 200 mA. Adafruit 5397

AK-TB-10 is a power supply unit with parameters 12V/1A and 12W power with a 5.5 x 2.1 mm plug, suitable for LED strips and other devices. Akyga AK-TB-10

DC-DC Step-up converter module based on the U3V70F5 system. Input voltage 2.9 ... 5V, output voltage 5V, maximum current 10A. Two mounting holes. Polol 2891

Universal power adapter Akyga AK-TB-11 9V / 1A 9W 5.5 x 2.1 mm 1.5m

PSU-27W-USB-C-EU-B is a high-efficiency PD power supply with a USB-C output and EU plug, designed to power the Raspberry Pi 5 and other devices requiring up to 27 W. With support for multiple voltage profiles, a high-quality cable, and compliance with international standards, it ensures stable and safe power delivery in modern electronic applications.