All Products

SKU: AF-5580

The Adafruit MAX17048 LiPoly/LiIon Fuel Gauge and Battery Monitor gives you accurate battery voltage and charge percentage readings for your 1S 3.7–4.2V lithium polymer or lithium ion battery. Instead of guessing remaining capacity from a non-linear voltage curve, this smart sensor does the maths...

SKU: AF-4712

The Adafruit LC709203F Fuel Gauge monitors your single-cell LiPo or Li-Ion battery and reports both voltage and state of charge as a percentage over I2C. It handles the non-linear voltage-to-percentage conversion for you, so your project always knows exactly how much battery is left — just like t...

SKU: TB-SB2300

A 14500-size rechargeable lithium-ion battery with 800mAh capacity and 3.7V nominal voltage. The 14500 form factor is the same size as a standard AA battery, making it a common choice for LED torches and other compact devices that accept this cell type. This cell has a nipple (button-top) positiv...

SKU: PK-PT-1362U

This compact cordless screwdriver features a 3.6V lithium-ion battery with USB charging, making it easy to recharge from any USB port — at home, in the car, or on the go. The full metal gearbox delivers 3 Nm of torque at 350 RPM for reliable driving power in a pocket-friendly form factor. The an...

SKU: DF-FIT0611

This is a Li-ion Battery Holder specially designed for micro: bit educational robot Maqueen. It can be used to hold a CR123A 3.6V lithium rechargeable battery to provide more than 8 hours continuous power for Maqueen. Using this environment-friendly product, you can save about 200 batteries in on...

SKU: LB-LS4126-LS1558

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 Safe Charging Technology: Automatic stop when fully charged Cut-off voltage: 4.23...

SKU: LB-LS1558

A standard 18650 lithium-ion rechargeable battery with a built-in protection circuit for safe operation. The integrated PCB provides overcharge, over-discharge, and short-circuit protection, making it a reliable power source for electronics projects and portable devices. Key Features 2500 mAh ...

SKU: LB-LS4126

A 4-slot smart charger for 18650 and other cylindrical Li-ion rechargeable batteries. Each slot operates independently, so you can charge batteries of different sizes and charge levels simultaneously. USB powered for convenient use with any standard USB power source. Built-in safety features aut...

SKU: AF-4288

Here's a hand-held-size rechargeable battery pack for your Raspberry Pi (or Metro, or anything else that uses 5V!). This pack is intended for providing a lot of power to a smartphone, tablet, etc, but we found it does a really good job of powering other miniature computers and micro-controller...

SKU: AF-5397

The Adafruit LiIon/LiPoly Charger BFF is a compact battery charging add-on designed to mount directly onto the back of any QT Py board. It makes portable power simple — plug in a standard 3.7 V/4.2 V lithium battery, and the charger handles the rest via the QT Py's USB-C connection. When USB is ...

SKU: AF-5383

This small, palm-sized battery power meter has a small display that shows off how much juice is left in your single Lithium Ion/Polymer rechargeable battery. The color display has four levels of power indication once battery capacity becomes 100%, 75%, 50%, and 25%. When power is below 25%, only ...

SKU: SF-PRT-18722 · MPN: PRT-18722

This constant current DC power supply provides a fixed 12.6V DC output with a constant 10A current output. It is a straightforward option for projects that need a rugged, enclosed supply for compatible loads such as LED lighting-type devices.The unit is built into a robust metal enclosure with an...

SKU: DF-DFR1247 · MPN: DFR1247

This smart UPS expansion board adds battery-backed power management to the LattePanda IOTA, giving portable and embedded builds a laptop-like uninterruptible power supply. It uses the standard HID-UPS protocol, so Windows 10 and Windows 11 can recognise it as a battery device without drivers or c...

SKU: WS-19694

Uninterruptible Power Supply For Pico Keeps Your Pico Running While Recharging, Monitoring Battery Status Via I2C Features At A Glance The Pico-UPS-A is a dedicated UPS (Uninterruptible Power Supply) module designed for Raspberry Pi Pico. It incorporates Li-ion battery swi...

SKU: AF-2089

A snap-in battery holder for Sony NP-F series camcorder batteries, with a pre-attached 2.1 mm DC barrel plug for powering 7 V DC devices. Clip in a compatible Li-Ion battery pack and connect directly to robots, Arduino projects, LED panels, or any device with a standard DC jack — no soldering or ...

SKU: AF-1944

PowerBoost 500C is the perfect power supply for your portable project! With a built-in battery charger circuit, you'll be able to keep your project running even while recharging the battery! This little DC/DC boost converter module can be powered by any 3.7V LiIon/LiPoly battery, and convert t...

SKU: SF-PRT-10217

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic is stripped down of all features and just does one thing well - charge 3.7V LiPo cells at a rate of 500mA. It is designed to charge single-cell Li-Ion or Li-Polymer ba...

SKU: SF-PRT-10401

A simple single-cell LiPo/Li-Ion battery charger based on the MCP73831T charge controller IC. Connect a battery via the JST connector, plug in a Mini-USB cable for power, and the board handles charging automatically with a status LED to indicate progress. Key Features MCP73831T Charge Controll...

SKU: DF-DFR0330

This is a wonderful combo, 2.4GHz Mini Wireless QWERTY keyboard mouse, TouchPad combo, with USB interface adapter for Raspberry Pi, Cubieboard, Mini PC and others. The Ergonomically handheld design is easy to carry and operate. Build-in removable rechargable Li-ion battery that has longer standb...

SKU: DF-DFR0208

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The Lithium Battery Charger can charge 3.7V LiPo battery at a rate of 500mA per hour. It is designed to charge single-cell Li-Ion or Li-Polymer batteries. Check the datasheet below to see if it will wo...