Wide Application&Quality GuaranteeThe waterproof battery isolator Selector switch is perfect suitable for cars, off road vehicle, truck, motorcycle, boat, etc.Professional characteristics, high reliability, 100% test before shipping to ensure product perfect, stability and durability.If you are not satisfied with our Battery Isolator Switch,We accept all of the return, replacement or refund requests Disconnect Battery SafelyThis battery isolator switch can eliminate any power draw from the battery when vehicle or boat is not in use, disconnects the battery safely. 2-Position: ON and OFF positions Premium Quality,DurableMade of premium ABS and metal material, 12V-48V battery disconnect switch is sturdy, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage. Battery Disconnect Shut Off SwitchThey are offered as main car kill disconnect switches, rated 75 Amps intermittent, 50 Amps continuous at max.50V DC; Cranking Rating: 300Amps 5 sec; Contact Resistance: 50m ohm Max.;Isulation Resistance: DC 500V 100M ohm Min Waterproof & Protective CoverThis waterproof power disconnect cut off switch is designed with a waterproof cover on the top can better protect the key hole. Professional characteristics, high reliability. Compact size, sleek modern appearance, easy to install and wire