you should really invest in a charger that is capable of running some capacity tests against the cell. Or if you’re a bit more adventurous, you can build this “Battery Health Monitor ...

Surely you need yet another way to charge your lithium batteries—perhaps you can sate your desperation with this programmable multi (or single) cell lithium charger shield for the Arduino?!

The Qduino Mini is the first tiny Arduino compatible board that has a built-in battery charger and fuel gauge, watch the video below to learn more from its creator Quin. “The Qduino Mini is ...

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 ... is the battery charger (5V/500mA) input ...

Arduino enthusiasts and makers searching for ... Power to the multimeter is provided by a rechargeable LiPo battery which also includes its very own charging module. Check out the demonstration ...

Denis Hennessy recently encountered a problem we've all faced: he needed some AAs for a battery-eating gizmo ... buy samples of all the batteries, build an Arduino-controlled testing rig, and ...

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 ...

Case in point, DIYer Johan Kanflo’s AAduino, which comes in at the size of a AA battery. Kanflo’s project is a wireless Arduino clone that’s meant to operate in a way that doesn’t take up ...

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 ...