The VIPOW 6 V 7 Ah gel battery is designed for both cyclic and standby use, offering high operational stability and long service life thanks to its gel-type electrolyte and sealed construction. It is used in backup systems, solar installations, mobile devices, alarms, and recreational vehicles. Its low self-discharge rate allows for long-term storage without loss of performance parameters.

An efficient step-down converter that reduces the input voltage to 3.3 V at a maximum current of 100 mA, offering high efficiency due to low quiescent current (<20 μA). It supports input voltages from 3.3 V to 65 V, has a Power Good (PGOOD) function, an EN input for system shutdown, and short circuit and overheat protection, making it a reliable and energy-efficient solution. Pololu 5372

Step-down DC-DC converter module that converts a 12 V or 11.1 V output voltage (e.g. from a lithium battery) to a voltage in the range of 1.8 V to 5.1 V. It has a power output of up to 60 W, and with an output current of up to 18 A, the module can be used to power a 5 m WS2812 RGB LED strip. DFRobot DFR1025

4-in-1 module designed for 18650 Li-Ion batteries. It can be used as a 5 V voltage source, charger, UPS and battery protection module

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

Panasonic Eneloop PRO R03/AAA rechargeable batteries with a minimum capacity of 930mAh and a voltage of 1.2V. The set contains two pieces sold in blister packaging. Panasonic BK-4HCDE/2BE

Switching modular power supply for LED, supply voltage 100-265V, output voltage 12V, IP67 enclosure tightness class. Akyga AK-L2-100

The S9V11F3S5C3 switching step-up/step-down regulator efficiently produces a fixed 3.3 V (default) or 5 V (selectable) output whether it is higher or lower than the input voltage, which can range from 3 V to 16 V. The regulator also has fixed 3.3 V low-voltage cutoff with hysteresis that can be used to prevent battery over-discharge.

Switching power supply LED designed to power industrial automation systems, machine control and lighting based on LED technology. Power 100W, voltage regulation 11 ... 15V, current efficiency 8.3 A. Akyga AK-L1-100

DC-DC Step-Up converter U3V40F6 with an output voltage of 6 V, an input voltage of 1.3 to 6 V and a maximum output current of 4 A. Pololu 4013

The Rebel power strip with seven sockets and a three-meter cord allows powering multiple devices simultaneously, even at a greater distance from the power source. Four sockets with extended spacing make it easier to connect adapters and plugs of non-standard sizes. An integrated switch enables quick power cutoff, enhancing safety and convenience in home and workshop electrical installations.

An efficient step-down converter that reduces the input voltage to 12 V at a maximum current of 100 mA, offering high efficiency thanks to low quiescent current (<50 μA). It supports input voltages from 12 V to 65 V, has short circuit and overheating protection, making it a reliable and energy-efficient solution. Pololu 5367

The Rebel 12 V 5 Ah gel battery, built in a 6S configuration from six 2 V cells, provides reliable power for low-current devices and backup systems. Thanks to AGM technology and a sealed enclosure, it can be used in various positions, and its compact size allows for easy installation in confined spaces. Its low self-discharge rate and resistance to temperature variations make it suitable for both home and mobile applications.

Step-Up DC-DC converter module. It has an input voltage of 1.3 to 16 V, an output voltage of 7.5 V and a maximum input of up to 2 A. Pololu 4943

The REBEL RB-168 battery tester is a compact, lightweight, and easy-to-use tool for quickly checking the charge level of the most common battery types. Powered directly by the tested battery and featuring an analog indicator, it requires no additional accessories. Its universal design makes it suitable for both home and professional use.

Protective cover for three batteries for DJI Mini 2 drones. Used to safely charge, store and transport Li-Po batteries

A power supply module with an input voltage of 6 to 12 V and a configurable output voltage of 5 V or 3.3 V. It has holes with a 2.54 mm louver. Ideal for use with a contact board. SparkFun PRT-21297

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

Basket for six 1.5V AA batteries (R6, finger) connected in series (9V). Connection cables, 15 cm long

The ToolkitRC ADP450 provides 24 V output at 19 A and 450 W with high efficiency and effective cooling. Designed for powering XT60-input chargers and devices in RC and electronics workspaces.