The Bosch BAT6120-US High-Power 12V Battery Charger and 120A Power Supply is a multi-functional battery support solution for automotive shops. Functions dependably as an efficient and fast battery charger for lead acid and lithium batteries, or as a 120A continuous power supply. The BAT6120-US can update charging characteristics via USB, offers a large four-color LCD, and is ideal for operating on a desk, bench, or floor, and is also wall-mountable.