Batteries

SKU: EC-ACS33721L | Brand: Elecrow

You may need this item if you want to power your Arduino with a 3.7V LiPo battery to make it become a portable device. It made up of a “power cell” and “fuel gauge”, it allows you to connect a 3.7V single cell Lithium...

SKU: OW-COCP22BK | Brand: Little Bird

A compact 2200mAh portable powerbank for recharging smartphones, cameras, wearable devices, and other USB-powered gadgets on the go. The small form factor makes it easy to carry in a bag or attach to a keychain via th...

SKU: AF-4191 | Brand: Adafruit

A slim 2×AAA battery holder with a built-in on/off switch and genuine JST PH connector. Two AAA batteries in series provide approximately 3V — ideal for powering low-voltage electronics projects, microcontrollers, and...

SKU: AF-3951 | Brand: Adafruit

A 2×AA battery holder with a built-in knife switch for controlling power. Unlike typical slide switches, the knife switch provides a clear visual indicator of open and closed circuit states — making it an excellent to...

SKU: LB-BK-00081 | Brand: Little Bird

Running a Paper Circuits Class or need lots of batteries for E-Textiles and Wearables?  This is our best-priced Coin Cell Battery.CR2032 Button Cell Battery - Great for use with the Lilypad Switch Battery Holder....

SKU: AF-2849 | Brand: Adafruit

This is a handy little non-rechargeable CR2016 Lithium Coin Cell Battery!Sitting at 20mm diameter and is 1.6mm thick it's small but packs a punch with a nominal voltage output of 3V and a capacity of 90mAh. For other ...

SKU: AF-2850 | Brand: Adafruit

The CR2450 is a high-capacity 3V lithium coin cell battery, ideal for powering microcontroller projects, sensors, key fobs, and other small electronics that need reliable, long-lasting power. With a generous 610mAh c...

SKU: SF-PRT-13855 | Brand: SparkFun

A slim, lightweight 3.7V 2000 mAh lithium-ion battery terminated with a standard 2-pin JST-PH connector (2 mm pin spacing). Built-in protection circuitry guards against overvoltage, overcurrent, and undervoltage condi...

SKU: SF-PRT-13189 | Brand: SparkFun

A standard 18650 lithium-ion rechargeable cell with pre-attached solder tabs for easy integration into custom battery packs and projects. With 2,600mAh capacity at 3.7V, it provides reliable power for a wide range of ...

SKU: SF-PRT-12895 | Brand: SparkFun

No, these aren’t some sort of weird, AA battery, this is actually a 18650 Lithium Ion Cell. These round high capacity cells have been mainly used in flashlight type applications but with its capability to be used as a...

SKU: LB-PAPER-SAFE | Brand: Little Bird

A paper circuits kit designed with child safety in mind, using AAA battery packs with breakout boards instead of coin cell batteries. Paper circuits are a fantastic way to teach the basics of electricity and circuit b...

SKU: LB-CR2032-SAFE | Brand: Little Bird

A child-safe, screw-closed battery enclosure for a single CR2032 coin cell, designed to meet ACCC button battery safety guidelines. The compartment requires a screwdriver to open, preventing young children from access...

SKU: LB-PAPER-SCREW | Brand: Little Bird

A child-safe battery holder designed for paper circuits in educational settings. Features a screw-secured enclosure for the CR2032 coin cell battery, meeting ACCC safety guidelines for button batteries used around chi...

SKU: LB-BK-SAFE | Brand: Little Bird

Paper circuits are a fantastic way to  teach the basics and fundamentals of creating an electric circuit without the need to solder or code a single thing!If you are unfamiliar, a paper circuit is a functioning e...

SKU: LB-SMILE | Brand: Little Bird

This is a simple coin cell battery holder that can enclose two CR2032 batteries inside itself, and safely kept closed via two phillips head screws. Each battery holder will run batteries in series, output up to 6V, an...

SKU: LB-LS1812 | Brand: Little Bird

Sick of your batteries all floating around in a drawer or box, and then when you come to use them, most are already flat.This had box keeps all your batteries standing upright and has a battery test to show if the bat...

SKU: M5-A014 | Brand: Little Bird

Description M5GO BOTTOM is apparently the bottom part of M5GO which is a upgrade of basic bottoms, with a larger battery, LOGO-compatilble holes, MICPHONE, LED Bar , two more GROVE PORT，and more. M5GO BOTTOM&n...

SKU: LB-BK-LR0347A | Brand: Little Bird

A sewable coin cell battery holder with built-in on/off slide switch, designed for e-textile and wearable electronics projects. This bulk 10-pack is ideal for classrooms, workshops, and makerspaces. Each holder accep...

SKU: PI-TEK012 | Brand: Pimoroni

USB-powered charger for LIR2032 coin cell batteries.  DO NOT use with non-rechargeable CR2032 batteries!Note: Battery not included! Teknikio make a range of fun and beautiful sewables (or stickables ...

SKU: PI-CRM-007 | Brand: Pimoroni

A 3× AA battery box with an on/off switch, crocodile-clip-friendly connection points, and a built-in resettable fuse for short-circuit protection. Ideal for classroom electronics, maker projects, and quick prototyping...