Mellow Labs] wanted to grab a multimeter that could do Bluetooth. Those are cheap and plentiful, but the Bluetooth software ...

Your power banks's capacity won’t neatly map onto your charging needs, but finding the right size doesn’t have to be ...

I've worked hard over the past few years to move away from disposable alkaline batteries and replace them with rechargeable equivalents. After all, there are some great brands of rechargeable AAA, AA, ...

Braden Hagen, owner of Motorheads Auto, said dead batteries are one of the top issues his shop sees once cold weather sets in ...

If you’d like to fix or even diagnose anything involving electricity – whether it’s the energy that surges through a car, ...

Two years, 40 phones, real results on fast charging and battery health. Learn why 30 to 80 percent helps a bit and when to ...