Power & Batteries

SKU: AF-184 | Brand: Adafruit

Build your own breadboard-friendly adjustable power supply with this soldering kit. Based on the MIC2941 low-dropout regulator, it provides a guaranteed 1.25A output with only 40–400 mV dropout — far better than the L...

SKU: TB-WC7724 | Brand: Little Bird

USB A to USB Micro B lead. Specifications Quality of lead Standard Directional Output...

SKU: SF-PRT-10891 | Brand: SparkFun

This 3xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small phillips head screw. Another bonus is the ON/OFF swi...

SKU: AF-875 | Brand: Adafruit

This 8×AA battery holder provides a portable power source with a built-in on/off switch and a standard 5.5 mm / 2.1 mm DC barrel plug for easy connection to Arduino boards, LED strips, motors, and other 12V devices. U...

SKU: TB-MP3490 | Brand: Little Bird

Regulated output voltage, small size and higher power output make these AC adaptors suitable for thousands of different applications. Features: Slimline design Supplied with 7 plugs

SKU: LB-LS6060 | Brand: Little Bird

A compact 120 × 120 mm polycrystalline solar panel that outputs 5V at up to 400mA (2W) in direct sunlight. Pre-wired for easy connection to microcontrollers, battery charging circuits, and small solar-powered projects...

SKU: LB-LS1677 | Brand: Little Bird

A compact 4-in-1 USB-C hub that expands a single Type-C port into HDMI video output, two USB-A data ports, and a USB-C power delivery passthrough. Simply plug into your laptop, tablet, or smartphone's USB-C port for i...

SKU: LB-LS4126-LS1558 | Brand: Little Bird

FeaturesIndependent Charging: Each of the four slots operates independently, allowing simultaneous charging of different battery sizes or charge levels.LED Indicator Lights: Red – Charging Green – Fully Charged S...

SKU: LB-MINI-B | Brand: Little Bird

This USB cable features a Type A Male connector on one end and a Mini B connector on the other. This allows you to easily connect your devices such as cameras, Arduino Nano, MP3 players, and other electronics to your ...

SKU: LB-1601026 | Brand: Little Bird

This USB splitter cable expands a single USB 2.0 Type-A port into two, allowing you to connect multiple devices simultaneously for both charging and data transfer. It's a compact solution for adding extra USB connecti...

SKU: LB-LS3337 | Brand: Little Bird

An enclosed battery holder for three AAA cells with a built-in on/off switch. The snap-on lid fully covers the batteries, keeping them secure during use. Wire leads allow you to connect directly to your project. Thre...

SKU: DF-DFR0580 | Brand: DFRobot

The DFRobot Solar Power Manager series are designed for IoT projects and renewable energy projects, providing safe and high-efficiency embedded solar power management modules for makers and application engineers. This...

SKU: AF-4711 | Brand: Adafruit

The AP3429A Buck Converter Breakout steps down 3.4–5.5V input to a stable 3.3V output at up to 1.2A, with 90–95% efficiency. It's ideal for powering 3.3V circuits from LiPo batteries, 3× alkaline cells, or USB power s...

SKU: SF-CAB-15426 | Brand: SparkFun

USB-C is fantastic. What makes this cable even better is that one of the features we love so much about USB-C has been replicated to the USB-A 2.0 plug! These cables have minor, yet genius modifications that allow ...

SKU: LB-LR0335-V | Brand: Little Bird

This 5-metre length of EL wire (electroluminescent wire) glows a vibrant purple when powered by the included battery-operated inverter. EL wire is a flexible, phosphor-coated wire that produces a cool, even glow simil...

SKU: AF-1400 | Brand: Adafruit

The Adafruit Push-button Power Switch Breakout lets you toggle DC power on and off with a simple button press. A latching analogue circuit uses a 3A P-FET to connect or disconnect the input to the output — press once ...

SKU: PL-1145 | Brand: Pololu

This battery holder accommodates 4× AAA batteries in series, providing approximately 6V from alkaline cells or 4.8V from NiMH rechargeables. It features wire leads for connecting to your electronics projects. Key Fea...

SKU: DF-FIT0362 | Brand: DFRobot

This battery holder takes three AA cells and provides a simple way to power compatible Arduino-style boards via a Micro USB connection.Use it with NiMH or NiCd rechargeable cells for a 3.6V battery pack, or with alkal...

SKU: SF-CAB-13244 | Brand: SparkFun

A short 150 mm (6″) USB 2.0 Type-A to Micro-B cable, ideal for connecting development boards, chargers, and other devices within compact enclosures where a full-length cable isn't needed. Specifications Connector A...

SKU: AF-259 | Brand: Adafruit

This is a Lithium Ion and Lithium Polymer battery charger based on the MCP73833. It uses a USB mini-B for connection to any computer or 'USB wall adapter'. Charging is performed in three stages: first a precondi...