Batteries (LiPo, NiMH, coin cell)

SKU: KI-2271 | Brand: Kitronik

A compact 2×AAA battery cage with a JST PH connector and 145 mm colour-coded leads. Designed to plug directly into the BBC micro:bit's battery socket, providing a portable power source for classroom projects and weara...

SKU: TB-MB3826 | Brand: Jaycar

With this Powertech Slim Powerbank, you can charge your smartphone, tablet, smartwatch and other portable devices while on the go without worrying about running out of power. Its small and slim design makes it easy to...

SKU: LB-LR0347A | Brand: Little Bird

This E-Textiles  Coin Cell Battery Holder has a small slide switch installed on the board, in-line with the power so you can shut off your project and save batteries. This slide switch is the same as is found on ...

SKU: PL-1161 | Brand: Pololu

A battery holder for eight AA cells, arranged as two back-to-back four-cell holders. Provides up to 12V (with alkaline cells) in a compact, stackable form factor. Specifications Cell Type – AA Capacity – 8 cells ...

SKU: LB-00081 | Brand: Little Bird

A standard CR2032 3 V lithium coin cell battery. Commonly used in real-time clocks, key fobs, wearable electronics, LED throwies, and e-textile projects with LilyPad battery holders. Specifications Type – CR2032 li...

SKU: AF-3784 | Brand: Adafruit

A 4×AA battery holder with a 20cm (8″) power cable terminating in a centre-positive 2.1mm DC barrel jack. Provides a portable power source for development boards and projects that accept a standard DC barrel jack inpu...

SKU: TB-SB1770 | Brand: Little Bird

These high capacity batteries are used in many desktop and notebook computers to retain date, time and configuration information while the computer is switched off. They are also useful where long shelf life is impor...

SKU: AF-3905 | Brand: Adafruit

This compact 2×2 AA battery holder connects four AA batteries in series, providing a nominal 6 V DC output (alkaline) or 4.8 V DC (rechargeable NiMH). The premium jumper header wires plug directly into a breadboard — ...

SKU: AF-3858 | Brand: Adafruit

A 2×AA battery holder with premium jumper header wires that plug directly into a breadboard — no stripping, twisting, or fighting with thin leads. Two AA batteries in series provide approximately 2.5V to 3V, making th...

SKU: AF-380 | Brand: Adafruit

These are the highest quality & capacity batteries, the same as shipped with the iCufflinks, iNecklace, Datalogging and GPS Shields, GPS HAT, etc. One battery per order (you'll want one battery per cufflink or pe...

SKU: LB-COINBOARD | Brand: Little Bird

In compliance with Australian laws addressing the potential hazards associated with coin cell batteries, especially for small children, we're thrilled to present our innovative alternative – the Micro-USB Powered C...

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-3842 | Brand: Adafruit

A compact battery holder for three AA cells with an integrated power cable and DC barrel jack. The series configuration delivers approximately 3.6–4.5V depending on battery chemistry, making it a convenient power sour...

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-07948 | Brand: SparkFun

A through-hole 12mm coin cell battery holder for PCB mounting. Uses friction to hold the battery securely in place — the metal housing is positive (+) and the PCB pad underneath is negative (−). Commonly used for RTC ...