These are lithium cells which go by the part number "18650" (this is ... as a power source for an Arduino project. This one required the purchase of an appropriate battery holder from Digikey ...

The latest addition to my collection is a cheap portable power supply module labeled by its seller as “18650 Battery Shield (V3) for Raspberry Pi & Arduino”. The pictured shield holds a 18650 Li-Ion ...

You can salvage lithium 18650 cells from all sorts of modern ... Or if you’re a bit more adventurous, you can build this “Battery Health Monitor” designed by [DIY GUY Chris].

Arduino developers and hobbyists looking for a portable battery shield to powered their projects might be interested in a new shield called the EnergyShield Arduino rechargeable battery.

His AAduino project turns the already miniscule Tiny328 Arduino clone into an even smaller computing device that's about as big as an AA battery. Through creative wiring, it even fits inside a ...

"We are excited to introduce the world's first 18650 Potassium-ion battery," said Alexander Girau, CEO of Group1. "This innovation represents years of dedicated research and product development.

Last year, the Raspberry Pi Foundation surprised the hobbyist world with its RPi Zero, the smallest incarnation of its popular single-board computer. However, that has nothing on this even smaller ...

In a noteworthy advancement, Group1 has launched the world’s first Potassium-ion battery that has been designed within the ...

Behind the delightfully punny name, you’ll find an Arduino-compatible board the size of an AA battery. Growing up in the bad old days, you’ll remember what an epic pain in the rear-end it ...