Feature:1. Circuit Identification: Marine battery switch is designed with 11+22OFF label, rotary actuator, with IP66 waterproof protection, installed in the circuit, directly installed and used.2. Premium Material: Use red copper plated silver plated core studs to ensure long lasting rust free connections, and the heavy duty UV resistant plastic switch shell will not fade even in direct sunlight.3. Battery Boost and Battery Save: Quickly switch between two batteries for accessory power while keeping one at 100% for fast engine starts, or boost available power by combining two batteries to solve any power situation.4. Small Size but Powerful Function: The switch measures 3 x 5.5 x 5.5in / 7.62 x 13.97 x 13.97cm (H x L x W) and can handle a whopping 632V DC range at up to 250A.5. Simple Operation: The battery On Off switch can be installed with simple hand tools and connect to any standard battery cable for quick and easy setup, no need for special tools and cables.Specification:Item Type: Marine Battery SwitchMaterial: ABS Plastic Shell and Red Copper Plated Silver Plated Inner CoreVoltage: 6-32V DCOperation: 1-1+2-2-OFFCurrent: Rated for 250A continuous, 360A intermittent, up to 32 voltsType:2/all/1/offIsolates: 1pc battery or 2pcs batteries, or links up both batteries in parallelElectrical Life: 10000 timesContinuous Rating: 250 AmpsColour: Black and Red.Package List:1 xMarine Battery Switch