12-V Motorcycle Xtreme Charge Battery Charger - XtremeCharge is designed to be a MAINTENANCE charger for any type of 12-V lead-acid battery. By imposing only the appropriate amount charge rate, the battery is maintained safely at its proper operating voltage indefinitely. Five Stage Float Charge 5 amp effective (float 0.5-2.5A, Bulk, Saturation, Evaluation). Operates on 110v and 220v. Digital Analysis of Battery and Rapid Desulphation of Lead Plates (able to Recover dead Batteries) Diagnostic micro processor built to military specification analyses voltage, state of battery and terminal connection. Smart technology features. Brackets, extension cables, mini testers and cable kits also available. See accessories list under part numbers - 100X808, 100X810, 100X825, 100X830, 100X827, 100X820.