The Kobalt electric mower is an 80-volt self-propelled electric lawn mower from the well-known tool and outdoor power ...

Every battery-powered tool you could need to take care of your home and yard is on on sale at Amazon for early Black Friday.

Lowe’s best sales this week include early Black Friday deals on tools, refrigerators, vacuums and holiday lights.

Many Black Friday deals are already available at major retailers like Lowe’s, Home Depot, and Amazon. Most of the discounts ...

Imagine a world without batteries. It would be a much different world, in which the automobile and the telephone would have developed differently and probably later. It would also be a world without ...

Abstract: A battery-free nano-power buck converter with a proposed dynamic on/off time (DOOT) control can achieve high conversion efficiency over a wide load range. The DOOT control can predict the on ...

If you buy something from a link, Vox Media may earn a commission. See our ethics statement. As many predicted once the World Series ended over the weekend, the off-season began with plenty of ...

Abstract: This article proposes a fault-tolerant control method for the battery-supercapacitor (SC) hybrid energy storage system (HESS) based on the cascaded multilevel converter during active dc-side ...