Rechargeable NiMH Battery Pack: 7.2 V, 350 mAh, 3x2 2/3-AAA Cells, JR Connector

Step-Up converter U3V70F15 with an output voltage of 15 V, an input voltage from 2.9 to 15 V and a maximum output current of 10 A. Pololu 2896

The Step-Up Buck Voltage Regulator module with output voltage of 3.3V and input voltage range of 1-3V and a maximum output current of 200 mA. STMicroelectronics EVAL4971

Supply cable from the 6F22 (9V) battery clip to the standard 5.5x2.1 mm DC adapter plug, enables battery power supply to devices with a power supply socket

Monocrystalline Solar Panel is a monocrystalline solar panel with 5V output voltage and 1A current efficiency of 27.5 x 16 x 0.2cm. DFRobot FIT0601

Flush-Mount Power Supply 12V/2.08A 25W is a reliable and safe power source for LED installations mounted in electrical junction boxes. Its compact, waterproof IP67-rated design and universal electrical parameters make it an ideal solution for both indoor and outdoor use in residential and commercial applications.

The Step-Up Buck Voltage Regulator module with output voltage of 3.3V and input voltage range of 1-3V and a maximum output current of 200 mA. SparkFun PRT-10967

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

Step-Up converter U3V70F7 with an output voltage of 7.5V, an input voltage from 2.9 to 7.5 V and a maximum output current of 10 A. Pololu 2893

3-C Battery Holder

UK PLUG / Universal SOCKET Adapter is a practical solution for travelers visiting the United Kingdom who want to use their electrical devices. Thanks to its compatibility with multiple plug standards and compact size, the adapter is perfect for both travel and everyday use.

Blow Adapter WT.PL / GN.UK, USA is a practical and reliable solution for travelers or users of electrical devices imported from abroad. It allows safe connection of a wide range of equipment to European sockets, maintaining full functionality and ease of use. Suitable for both home and travel use.

Blow Adapter WT.PL / GN.UK, USA is a practical and reliable solution for travelers or users of electrical devices imported from abroad. It allows safe connection of a wide range of equipment to European sockets, maintaining full functionality and ease of use. Suitable for both home and travel use.

The modIP5328P module enables the construction of power banks with bidirectional fast charging support in QC3.0, USB PD, FCP, AFC, and other standards, with power up to 18 W. It supports power input and charging via USB-A, USB-C, and Micro USB, providing high conversion efficiency and an extensive protection system. modIP5328P

AC charger with output power up to 30W, equipped with USB Type C and USB Type A ports, supporting Power Delivery and Quick Charge 3.0, output voltage range 5–20 V and current range 1.5–3 A. Akyga AK-CH-27

Step-Down DC-DC converter module based on the D36V6F6 chip. Input voltage 6.2..50V, output voltage 6V (max. 600mA). Pololu 3793

Step-Up converter U3V70A with an output voltage from 4.5 to 20 V, an input voltage from 2.9 to VOUT and a maximum output current of 10 A. Pololu 2890

Rechargeable NiMH Battery Pack: 6.0 V, 2200 mAh, 5x1 AA Cells, JR Connector

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