Batteries

A medium-sized rechargeable battery pack for your Raspberry Pi (or Arduino, or Propeller, or anything else that uses 5V!). This pack is intended fo...

Lithium ion polymer (also known as 'lipo' or 'lipoly') batteries are thin, light and powerful. The output ranges from 4.2V when completely charg...

This is a special-purpose charger just for the rechargeable LIR2450 Lithium Ion coin cells. Slide the coin cell in the right way, and plug into ...

The Flashlight Cubelet emits a focused beam of light from a powerful white LED. The light becomes brighter with higher input values, and is off ...

You can swap a coin-cell powered design that uses one-use Lithium 2450 cells for this rechargeable cell. This battery is like a little Lithium Ion ...

Akimitsu "The LED Artist" Sadoi is a local New York artist who designs and makes beautiful LED art. We're excited to carry his lovely new wearable ...

Under-powering a digital device can sometimes have pretty nasty consequences. Brown-out conditions can cause memory to get written or overwritten i...

This is the RFduino Dual AAA Battery Shield, a long add-on board for the RFduino DIP module that supplies 3.3V to your whole project. This shield c...

The LilyPad ProtoSnap Plus Kit is an all-in-one e-textile prototyping kit that has been specifically designed to make it as easy as possible t...

Add a good quality, slim chiclet keyboard as well as an optical mouse to your Raspberry Pi, Beagle Bone Black or other mini-computer with this w...

Add a good quality, slim keyboard to your Raspberry Pi, Beagle Bone Black or other mini-computer with this sleek black chiclet keyboard. It's...

Simple but effective - this breakout board has a CR1220 coin cell battery holder soldered on and 0.1" pitch breakout pins for easy connecting. G...

Simple but effective - this sewable breakout board has a CR2032 coin cell battery holder soldered on and 0.1" pitch breakout pins for easy conne...

Simple but effective - this sewable breakout board has a CR2032 coin cell battery holder soldered on, an on/off switch and 0.1" pitch breakout p...

This is an interesting kind of battery holder, usually you'll see ones that are designed for holding like AAA's or something. This battery holde...

This is an interesting kind of battery holder, usually you'll see ones that are designed for holding like AAA's or something. This battery holde...

In many applications, we will use lithium batteries as our power solutions. In this kind of application, the most two important things are the pow...

3.7V Polymer Lithium Ion Battery - 1000mAh 

This high discharge LiPo is a great way to power any R/C, robotic, or portable project. This is an excellent choice for anything that requires a...

This battery holder can hold 6 AA battery which is able to become a 7.2 V rechargeable battery pack from NiMH / NiCd cells or 9V battery pack from ...

The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger. Because it’s adjustable, this ch...

This is a unique two-cell AA battery holder built specifically for the BBC micro:bit. The 6" (~150mm) cable has been terminated with a JST-PH co...

These are your standard 1.5V AAA alkaline batteries from Rayovac. Don’t even think about trying to recharge these. Roughly 750mAh per AAA cell. Com...

These are your standard 1.5V AA alkaline batteries from Duracell. Don’t even think about trying to recharge these. Roughly 1500mAh per AA cell. Com...