Features Made from alloy material of good electrical conductivity Protect electrical appliances from excessive current Switch type, easy to operate Press once to disconnect, very convenient Simply push the red part back to reconnect Description: A safe and convenient breaker for circuit of car stereo or large car electric appliance. Don't need to take it down, or to install fuse, control it with just one hand.Specifications:Voltage: 12V~24V Fuse Holder: 40A Quantity: 1Weight: 84g(approx.) Package Includes: 1 x Breaker Note: Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List