All Products

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: 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...

SKU: DF-DFR0264

This Solar lipo charger is designed for single Lithium battery (3.7V) for intelligent charging, with input reverse polarity protection. The maximum charging current is 500 milliamperes and the connection is simple and convenient. Used with the solar battery and lithium battery, you can qu...

SKU: SF-PRT-14380

The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s adjustable, this charger will be able to safely charge most of our single-cell batteries with ease. With its onboard charge rate selector, you will be able to set the ma...

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: 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: DF-DFR1236 · MPN: DFR1236

This development kit combines the FireBeetle 2 ESP32-C5 microcontroller board with a dedicated solderless IO expansion shield, giving you a practical platform for smart home and IoT prototypes.The ESP32-C5 brings dual-band Wi-Fi 6 on 2.4 GHz and 5 GHz, plus Bluetooth 5, Thread and Zigbee support....

SKU: DF-FIT0539

A robust battery holder designed to house three 18650 lithium-ion cells in series, delivering a nominal 11.1V output through a standard DC 2.1mm power jack. Ideal for powering projects, robots, and portable electronics that require higher voltage from rechargeable cells. The holder features a du...

SKU: SF-PRT-11892

Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium Ion coin cell battery and holds the battery in place with friction. The metal housing connects to the positive (+) side of the battery and the PCB pad underneath is connecte...

SKU: AF-2272

This battery holder is designed to clip and hold Panasonic camcorder lithium-ion battery packs, providing a convenient high-capacity power source for custom projects. Simply snap your battery in, and use your existing charger to top it up when needed. Compatible Batteries Panasonic CGR-D28 – 7...

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: SF-PRT-13113

This is a PCB mount clip to hold a 18650 Lithium Ion Cell battery. Each battery holder is sold in single units, you’ll need two for each battery. These work great for larger, high capacity applications where a drop-in rechargable cell is needed. These little guys are low cost and easy to use! No...

SKU: DF-DFR0682

Have you ever been disrupted by a sudden power outage while working? If so, the LattePanda UPS Hat is your best choice!The LattePanda UPS Hat is compatible with the LattePanda 2 Alpha, Delta, and 3 Delta pins and can be installed directly. It uses three 18650 lithium-ion batteries as UPS storage ...

SKU: AF-654

A standard CR2032 lithium coin cell battery providing 3V nominal output. This non-rechargeable cell is widely used in electronics projects, wearables, and sewable circuits. Specifications Type – CR2032 lithium coin cell (non-rechargeable) Nominal Voltage – 3V (starts at ~3.2V, drifts to ~2.5V...

SKU: LB-LR0309-18

A single-cell 18650 battery holder with bare wire leads, designed for easy integration of 18650 lithium-ion cells into your electronics projects. Simply drop in a battery and connect the leads — no soldering or connectors required. Key Features Single 18650 Cell – Holds one standard 18650 batt...

SKU: AF-4779

This compact battery holder connects 3× AA batteries in series, providing 3.3–4.5V output — a similar range to lithium-ion/polymer batteries. It features a built-in on/off switch and a genuine JST-PH 2-pin connector with a 6" cable, making it a convenient drop-in power source for 3.3V projects wi...

SKU: AF-727

A slim 3×AAA battery holder with a built-in on/off switch and JST 2-pin connector. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making it an ideal non-rechargeable alternative for 3.3V projects that use a JST battery connector. Uses a genui...

SKU: AF-3287

A compact 3×AA battery holder with a built-in on/off switch, JST 2-pin connector, and an ergonomic belt clip. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making it an ideal non-rechargeable alternative for 3.3V projects that use a JST batte...

SKU: AF-3286

A slim 3×AAA battery holder with a built-in on/off switch, JST 2-pin connector, and an ergonomic belt clip. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making it an ideal non-rechargeable alternative for 3.3V projects that use a JST battery...

SKU: DF-FIT0079

A simple 4-cell AA battery holder in a square (2×2) configuration. Features 5-inch tinned leads for easy soldering into your project. Provides 6V nominal output with four AA alkaline batteries, or 4.8V with rechargeable NiMH cells. Specifications Battery Type – AA (LR6) Cell Count – 4 Config...