The HART 20v 2.0 Ah Starter Kit is an amazing way to start . or add to . any HART tool collection. The included HART 20V 2.0 Ah Lithium-Ion battery is designed to be both to provide long-lasting and fade-free power while reducing user fatigue. The included 2 AMP fast charger charges any HART Lithium-Ion battery at 3x the rate of the standard 0.5 AMP charger included in many drill kits. Whether you are maintaining your yard with HART outdoor tools . cleaning and maintaining your car with HART automotive tools . or keeping cool and entertaining with HART lifestyle tools . the HART 20V 2.0 Ah Starter Kit is there to provide the power you need when you need it in a lightweight and compact form.