Material: This circuit breaker reset fuseholder is made of high quality alloy material, which is high temperature resistant and pressure resistant, has reliable quality and good electrical conductivity. Manual Reset: Visible reset lever shows open condition, unique push button reset Can also be used as a kill switch. Button on circuit breaker can act as a master disconnect for circuits. Product benefits: Good electrical conductivity, high temperature amd pressure resistant.the shell is high-tech water resistant housing--make it safer,guaranteed product quality and long service life. Application: Widely used auxiliary and accessory circuits for trucks,buses,campervan,RV's and marine,off-road vehicles winch,yachts and ships electrical control.Also use for solar system, battery charges, inverter and DC sound system.