Most of the outdoor power tools sold by Ryobi will usually require a battery to work. If these tools fail to work it’s probably due to the Ryobi 40v battery not charging properly. You will need to ...

If you pop your Milwaukee battery into its charger, and the red and green lights start flashing, that indicates there's a ...

Started over a century ago in Japan, Makita is one of the biggest players in the industry and topped our ranking of every major power tool brand. With more than four decades of cordless tool ...

Scientists in the United States placed fast charging for lithium-ion batteries under the microscope, finding that charging at higher rates can quickly damage the structure of a graphite anode, causing ...