Compatibility: Newly designed manual reset circuit breaker, compatible with all 12, 24, 48 volt . SAFE AND PRACTICAL: Built-in high-current terminals, high-sensitivity, high- waterproof housing and protective rubber caps can your trolling motor from electrical damage and save the cost of replacing fuses. Resettable: Manual reset button, the red button on the circuit breaker can be used as the main disconnect switch for the circuit and also as a kill switch. Accepts direct connection of 0/2/4/8 gauge power cord to adapter, wired IN (BAT) input, OUT (AUX) output. Mount on panels or firewalls. Applications: Overload or short circuit protection for automotive audio/video , , truck, bus, RV, ATV winches, and and DC PA . Colour:As shown Material:plastic type:300A Package Contents: 1 x Circuit Breaker with Manual Reset 1 x m10 wrench Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.