All Products

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-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: DF-DFR0446

In many applications, we will use lithium batteries as our power solutions. In this kind of application, the most two important things are the power boost and battery charger. These two points are a prerequisite for the system. The traditional power boost and battery charge circuit are usually d...

SKU: AF-390

This versatile LiIon/LiPo battery charger accepts power from three sources: a 6 V solar panel (via 2.1 mm DC jack), USB Mini-B, or a 5 V DC adapter. It features automatic charging current tracking that draws the maximum possible current from a solar panel in any light condition, providing near-MP...

SKU: AF-4237

A compact 3.7 V 350 mAh lithium-ion polymer (LiPo) battery with a short cable and genuine 2-pin JST-PH connector. The slim, lightweight form factor makes it ideal for wearables, IoT devices, and portable electronics projects. The battery includes built-in protection circuitry that guards against...

SKU: AF-4410

The Adafruit Micro-Lipo Charger is a tiny, easy-to-use charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Simply plug a USB-C cable into any USB power source and connect your battery via the JST connector — two LEDs show charging status at a glance (red = ch...

SKU: AF-1781

A 3.7V 2,200 mAh lithium-ion cylindrical battery with built-in protection circuitry for over-voltage, under-voltage, and over-current protection. Slim enough to fit into many project enclosures and includes a JST 2-pin cable with a genuine JST connector for smooth, snag-free connections. The bat...

SKU: AF-1304

The Adafruit Micro Lipo is a tiny USB charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Its gold-plated PCB-style USB connector plugs directly into any USB port — connect your battery via the JST plug and charging begins automatically. Two LEDs indicate sta...

SKU: AF-3848

An isolated Power over Ethernet (PoE) module that extracts power from the Ethernet cable's centre taps and outputs a regulated 5 V at up to 1.8 A. The built-in isolation transformer ensures there is no direct electrical connection between the Ethernet side and the 5 V output — important for safet...

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: AF-6091 · MPN: ADA6091

The Adafruit bq25185 Charger is a versatile LiPo/LiIon/LiFePO4 charging board that supports USB, DC, and solar power input. It is an excellent upgrade from MCP73833 or MCP73831-based chargers, offering multi-chemistry support, adjustable charge rates, smart power path management, and near-MPPT so...

SKU: AF-1904

The Adafruit Micro Lipo with MicroUSB Jack is a compact charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Plug in any Micro USB cable to a USB power source and connect your battery via the JST connector — two LEDs show status at a glance (red = charging, gr...

SKU: AF-4236

A 3.7 V lithium-ion polymer (LiPo) battery with 420 mAh capacity (approximately 1.55 Wh). It features a short cable with a genuine 2-pin JST-PH connector that clicks smoothly into matching JST jacks without snagging. The battery includes built-in protection circuitry that guards against overchar...

SKU: AF-2124

The Adafruit Pro Trinket LiIon/LiPoly Backpack is a tiny add-on board that sits on top of your Pro Trinket or ItsyBitsy, adding rechargeable LiPo battery support with automatic charging and power switching. When USB is connected, the battery charges automatically. Unplug USB and it seamlessly swi...

SKU: AF-2465

The PowerBoost 1000C is a DC/DC boost converter with a built-in LiPo battery charger and smart load-sharing circuit. It takes any 3.7V LiIon/LiPoly battery and boosts the output to 5.2V for powering 5V projects like Arduino, Raspberry Pi, or BeagleBone — even while the battery is charging. The l...

SKU: AF-1905

The Adafruit Mini Lipo with Mini-B USB Jack is a compact charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Plug in any Mini USB cable to a USB power source and connect your battery via the JST connector — two LEDs show status at a glance (red = charging, gr...

SKU: AF-353

A high-capacity 3.7 V lithium-ion battery pack built from three 2200 mAh 18650 cells connected in parallel, providing 6600 mAh of total capacity. The cells are spot-welded to a built-in protection circuit that guards against overcharging, over-discharging, and overcurrent. The pack includes a JS...

SKU: AF-1570

A compact 3.7 V lithium-ion polymer (LiPo) battery with approximately 100 mAh capacity (0.4 Wh). Thin, lightweight, and powerful, this cell is suited for small wearable projects, IoT devices, and compact electronics where space is limited. The battery comes pre-wired with a genuine 2-pin JST-PH ...

SKU: AF-5176

A 5-pack of Orange Cream MA profile keycaps for Cherry MX compatible switches. These gumdrop-like, retro-styled keycaps feature a fully symmetric curved profile, making them ideal for macro pads, custom keyboards, and NeoKey projects. MA profile keycaps are symmetric in all four directions and r...