[Special tips]Ideal for car audio and video systems, boats, trucks, buses, RV's, ATV, marine and DC sound amplifier system overload protection.[Size]60A,3.9in (L) x 1.65in (W) x 1.57in (H) Red manual reset button,with 2 install screws in package. compatible with all 12V-48VDC Systems. [Safe and Conveniency]Type 3 manual resettable make sure to protect your appliance in an over-current or short circuit condition.A red button can serve as a master disconnect.we also provided with two screws to help you install. [Widely Application]High amp circuit breakers are used as the main power protection for all circuits coming off your battery. [Optimal Design]High amperage circuit breakers provides current protection in a compact package,Good Conductivity, Temperature And Pressure Resistance,Splash and dust proof. [High Quality]Manufactured by M1A2, these circuit breakers set the standard in high power DC circuit protection.They conform to SAE J162S; SAE J1171 (ignition protected) standard.