Lithium batteries now form an integral part of modern-day living and can be seen in multiple applications such as power tools ...

But just how bad is it to leave a fully-charged battery unattended on its charger? Ryobi batteries do have their problems, but accidentally (or even purposely) leaving a lithium battery on its charger ...

Both the regular charger and the fast charger can juice up any Ryobi One+ Lithium battery, no matter the amperage. However, 18V One+ batteries are the only batteries that they are rated to work with.

As the temperatures drop, your battery ... IP65 rating, lithium capability and good instructions. Add in a competitive price and you have our winner. For those wary of using a charger, look ...