We’ve seen [Johan]’s AA-battery-sized Arduino/battery crossover before, but soon (we hope!) there will be a new version with more MIPS in the same unique form factor! The original Aarduino ...

“The new system enhances the efficiency of battery monitoring, improves battery reliability, and reduces the time and manpower cost for battery maintenance,” Lee Kam-hung, senior engineer of ...

He wanted to do a little more with the equipment so he ditched the watch and built an Arduino-based heart rate monitor. He’s still using the chest strap and was happy to find that SparkFun sells ...

In case of electric aircrafts, computing remaining flying time is also safety-critical, since an aircraft that runs out of power (battery charge) while in the air will eventually ... Our research ...

The entire program is just 33 lines long, and you can opt to modify it to add more photoresistors to monitor for light ...

There's also a Bluetooth battery tracker available to monitor battery status on the user's phone. XS Power is a newer automotive battery brand, and one that's made its mark in the industry with ...

However, most cars will cut off the circuit to the 12v ... plug-in battery chargers and conditioners. Its solar-panel kits incorporate some of the same technology, with an electronic monitor ...

Make the most of your work, games, or movies with the right monitor. Here's how to shop for a new display, plus the best productivity and gaming panels we've tested, backed by hundreds of deep ...

Despite a slowdown in electric-vehicle (EV) sales in some countries, demand for batteries was up by around 40% globally last year, and seems likely to continue at a similar pace. Consequently ...

Previously, he was managing editor at Credit Cards Insider. Based on our research, Experian is the best credit monitoring service overall, courtesy of several feature-packed plans that include ...