Feature:1. Scope of Application: Battery power switch is widely applicable to various kinds of RV, yacht, truck, automobile, engineering vehicle to meet different demands.2. Function: Battery disconnect switch is used to provide power cut off to electrical system when car or boat or RV is not in use, help prevent battery drain, safety and efficient.3. Excellent Performance: The heavy duty battery cut off master switch is professionally designed to prevent leakage, protect power supply, and safely disconnect the battery.4. Professional Switch: Superior battery disconnect switch is waterproof, produced for rated 500 Amps continuous and 5000 Amps surging at 12 volts, reliable in using.5. Weatherproof Case: Heavy duty metal case with strong weather resistance to prevent the switch internal components for using in the harsher conditions, very sturdy and reliable.Specification:Item Type: Battery Power SwitchMaterial: Zinc alloy, copperWorking Voltage: 12VRated Current: 500AInstantaneous Current: 5000AStud Size: Approx. 10mm/0.39inScope of Application: RV, yacht, truck, automobile, engineering vehicle.Package List:1 x Battery Disconnect Switch1 x Knob1 x Nut1 x Gasket1 x Pin