Features - Color: As Shown. - Material: Metal+Plastic. - Size: Approx. 10.2 x 4.3 x 4cm. - Maximum voltage: 220V - Maximum current: 100A - Hold current: 20A - Operating temperature: 80 - Temperature control range: 120 - Used for car audio video system, boat, marine, bike use. Stops power surges from damaging your amps. Mount on panel or firewall. - Convenient and saving. Unique push button reset can also be used as a kill switch. No more spending money on replacing fuses. - 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