1Wide Application: Battery isolator killer switch has a wide range of applications and is suitable for cars, RVs, yachts, vans, trucks. 2High Current Capacity: This battery cutoff switch can withstand currents up to 500A and is suitable for most electrical systems. 32 Bolts Design: The battery shut off switch features a 2 bolt design for easy wiring and installation, providing a reliable electrical connection. 4Premium Material: Battery power cutoff switch is made of durable material, which can be used for a long time in harsh environments, effectively preventing malfunction. 5Easy Operation: Power can be easily disconnected or restored with a turn switch, providing convenient operation and control. 1 xBatteryDisconnectSwitchKit(12pcs)