This is easy to install and its rated is 150A. It can widely applied to car, boat, van, truck, RV, motorcycle, and etc. It is also suitable for professional racing and has been widely used in various foreign racing cars. Features - - Material: Metal. - Size: 10 x 7 x 7 - Practical. Widely used in automotive electronics, electrical products and various vehicles, marine products. - Made of pure copper, reliable in quality, not too large in volume, add your own car, put it in the right place, pure copper safety . - Made of material, practical and stable. - Copper Terminals M10 Thread make it have more better performance. - for marine, commercial and heavy plant use. - 10mm copper terminal, Suitable for 12V and 24V Applications. - Install information: Overall height 95mm, height above panel fitting surface 50mm if panel mounted, diameter 73mm, hole required if panel mounted 45mm. - Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x Poweroff