I quickly pulled the battery jack from the Arduino and – WOW! – the wires were hot. That didn’t bode well. I checked and the batteries were in the right way. A comparison with another pack ...

Putting the Arduino inside its own battery pack makes a very neat and compact self-contained unit. At the heart of the board is an ATmega328 clocked at 8MHz to reduce power consumption and fused ...

The other application I found was as a power source for an Arduino project. This one required the purchase of an appropriate battery holder from Digikey: The 18650s pack a punch, and make a nice ...

Adafruit has announced the launch of a new product today in the form of the VERTER power converter, which has been created to convert just about any battery pack to 5V for just $9.95 VERTER is ...

The Arduino board can be powered from a standard 9V battery pack, as usual. As you may well know, Arduino’s analog inputs can be used to measure DC voltage between 0 and 5V (when using the standard 5V ...

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 ...

Despite its compact 1in x 1.5in form factor, the board packs all the punch of its full-sized ... The tiny board is pin- and code-compatible with Arduino 's Leonardo and includes its own battery ...

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 ...