If a device stops working, it can be tough to tell if its battery has died or the product itself. There are easy ways to rule ...

It’s vital to know when these batteries are close to being drained so they can be substituted before they’re fully depleted. A battery tester can serve this exact purpose. Battery testers come ...

It’s no exaggeration to say that the development of cheap rechargeable lithium-ion batteries has changed ... what the Smart Multipurpose Battery Tester from [Open Green Energy] is hoping to ...