For example, there's an alert on DeWalt battery chargers that represents the hot ... lithium-ion batteries aren't without some big problems and disadvantages. Thankfully, with just a bit of ...

DeWalt expanded its lineup in 2010 to include lithium-ion battery-powered tools and 20-Volt Max lithium-ion chargers. Six years later, it debuted its Flexvolt battery system, which is capable ...