Description: Power switch is a specially designed for the general truck power switch. Compact size, light weight, convenient handling. Red twisted for the fixed, can not be removed. Disconnects the battery safely, to eliminate any power draw from the battery when vehicle or boat is not in use. Maximum load is 500 amps. Specification: Material: Metal Size: surface diameter: Approx. 68mm / 2.68inch, fixed screw hole spacing: Approx. 42mm / 1.65inch, surface height: Approx. 63mm / 2.48inch, the total height: Approx. 92mm / 3.62inch, wiring copper screw: Approx. 10mm / 0.39inch Package Includes: 1 Piece Disconnect Battery Isolator Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement