Battery Isolator, Color Black, Connection Material Steel, Housing Material PE, Max. Amps 100A, Max. Voltage 12V, Features Water-Resistant IP62 Rated, Priority Charging for Starter Battery, Overcharge and Surge Protection, Manual Override for Starting Battery, Fully Automatic Charging, Charge Rate depends on the Alternator Outout, For Use With 12V Electrical Systems, Includes Mounting Bracket WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -