Features 1.For RV Yacht: This battery on off switch switches a single battery to a single load group, suitable for RV, yacht, etc. 2.Tinned Copper Stud: Tinned copper stud has excellent conductivity, corrosion resistant, accept 3/8in M10 ring terminals, 7/8in length accept multiple cable terminals. 3.Ease of Installation: Unique housing design of the switch allows for surface, rear panel or front panel mounting, one piece terminal design will not loosen over time. 4.Safety Assurance: Isolation cover with snap protects rear contacts, the switch is IP66 waterproof, with ignition protection, can be safely installed on gasoline powered boats. 5.Uninterrupted Power: Make before break contact design allows switching between battery packs without interrupting power. Specification Item Type: RVBatterySwitchInner Stud: Tinned copperContinuous Rating: 300AIntermittent Rating: 500A (5 minutes)Cranking Rating 30s: 900ATerminal Size: M10Protection Class: IP66Switch Position: ON OFFFunction: Switch a single battery to a single load bankApplication: Ideal for marine or RV applications Package List 1 x RVBatterySwitch4 x Fixing Screw