Fangrui Product Details Large Current Thermal Trip Circuit Breaker With Manual Reset Switch, Suitable For Auxiliary Dc Electrical System, When The Current Reaches A Predetermined Value, The Fuse Can Be Restored To Automatically Disconnect And Protect The Circuit. Circuit Protection Function: When The Current Reaches A Predetermined Value, The Recoverable Fuse Will Automatically Disconnect To Protect The Circuit. Prevent Excessive Current And Protect Electrical Appliances. Overcurrent Protection, Overvoltage Protection, Residual Current Protection, Overcharge Protection. Simple Installation: No Need To The Built-in Fuse, And It Can Also Be Used As An On/off Button Battery Switch. The Circuit Breaker Has Simple Installation Steps And Can Be Installed On Any Flat Panel, Or On The Wall Or In The Car. Material And Wiring: The Shell And Parts Are Made Of Highly Flame-retardant And Anti-vibration Abs, With A Long Service Life. It Accepts 0/2/4/8 Specification Power Cords With Adapters For Direct Connection With All 12, 24,48 V