Specifications:Apply in connecting audio power line.Suitable for car audio/video system overload protection.Good conductivity, great technology and high temperature resistance.Prevent excessive current, protect the electrical appliance.Manual open circuit push button, easy to operate with manual reset arm.Can be mounted on circuit of vehicle-mounted speaker or other electric appliance.Type: Car Circuit BreakerMaterial: Zinc AlloyVoltage: DC 12-24VSuitable Wire Diameter: 4 AGWSpecification: 30A/60A/100A (Optional)Size: 10cm x 12cm x 4cm/3.94" x 4.72" x 1.57" (Approx.)Notes:No need to disassemble or install insurance core when break down, just switch on or off the device.Due to the light and screen setting difference, the items color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Car Circuit Breaker