RANSOTO Dual Battery Isolator Kit 12 Volt 140 Amp Voltage Sensitive Relay Complete Vsr Double Battery Automatic Charger

About The Item: This Item Can Install To Most Of Vehicle,for Example Truck, Suv, Rv, Atv, Utv, Boat And So On. Function: Cause Your Accessories To Run From A Separate Battery While The Engine Is Not Working On Your Vehicle, And At The Mean Time Holding Your Main Battery Charged And Your Vehicle Always Ready To Work. This Package Is Including 12 Volt 140 Amp Voltage Sensitive Relay Isolator And Includes All Other Accessrioes.it Is Including Instruction. It Can Work In Dusty, Wet And Unexpected E.