(Reuters) -Tesla said on Thursday it is recalling about 10,500 units of its Powerwall 2 battery power systems in the U.S. for fire and burn hazards after receiving 22 reports of overheating. The U.S.

The Wired Doorbell Pro requires a standard 16/24V AC doorbell wire transformer for power, but Ring recommends using a 30V/40A ...

All of the powerful, expensive power tools in the world are worthless if you don’t have enough batteries. Extra batteries means you can use multiple tools without constantly switching batteries and ...

A battery is a device that stores energy in chemical form and can convert it into electric energy through electrochemical reactions. Aqueous zinc batteries, with intrinsic safety and low cost, ...

There are a number of resources scattered across the Internet that provide detailed breakdowns of common products, such as batteries, but we haven’t seen anything quite as impressive as this site.

Electrolyte design aims to promote ion association (the complexation of cations and anions) to boost lithium-ion battery performance, but safety remains a concern. Now, researchers show that ion ...