Costco seasonally carries Battery Tender automotive and marine battery chargers, and the introduction of the Battery Tender® eCharge 32 AMP, Level 1+2 Portable Electric Vehicle Charger and the eCharge ...

Makita has a wide range of battery-powered tools including three different kinds of batteries, but is it safe to leave them on the charger? Here's what we know.

Get the Speedy Mag Wireless Charger, featuring a sleek design and built-in safety features, on sale for just $34.97.

"Indoor solar power" sounds like a contradiction, but it may be coming to a gadget near you. Advances in photovoltaics, the conversion of light to electricity, mean everyday low-energy devices from ...