Features: Battery disconnect switch is made of heavy duty ABS and metal material, durable, not easy to aging and abrasion resistant, to ensure maximum strength and durability for long lasting usage. Waterproof cover on the top can better protect the key-hole. Professional characteristics, high reliability. Portable size, modern appearance, easy to install and wire. This battery isolator switch can eliminate any power draw from the battery when vehicle or boats is not in use,disconnects the battery safely. They are offered as battery master-disconnect switches, rated- 150Amps intermittent, 100Amps continuous at DC32V; Cranking Rating: 500Amps 30sec; Intermittent Rating (5 mins): 200A. Suitable for car,Marine off road vehicle, truck, motorcycles,Yacht,boats, etc. Specifications: Material:ABS Continuous Rating:150A Voltage-Rating:32V Studs:M6 Size:Approx.57.65x45mm/2.26''x1.77'' Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Battery Disconnect Switch