Description: Circuit master switch control High quality and durable performance The knob is removable Compact size, sleek modern appearance This item is widely used in Cars, Yachts, RV Specification: Material: Copper Screw(Silver Surface) Size: Approx. 68x68x74mm/2.7x2.7x2.9inch Color: Red + Black Current: 600A Voltage: 12/24V Package Includes: 1 Piece Battery Disconnect Isolator Switch Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness