The OTOFIX BT1 Battery Tester provides a comprehensive battery diagnostics and repair solution that fits in the palm of the user's hand. Featuring a smart 5.5" touchscreen, the BT1 is able to examine battery and electrical systems as well as register a new battery. The battery tester also features OTOFIX's cloud services to access the latest support issues and solutions, advanced testing methods, BMS reset, and smart systems detection. It has a voltage range from 1.5V to 36V and a CCA range of 100 to 3,000A.