Part of the 12V interchangeable multi-tool battery system. It is compatible with 1.5Ah and 4.0Ah Draper 12V Li-ion batteries (available separately). Capable of charging a 1.5Ah 12V Li-ion battery in 60 minutes. The Draper 12V interchangeable battery system allows you to combine one battery with any of the tools within the 12V series. It is also fully compatible with the Draper Storm ForceĀ® 10.8V series.