WirthCo 80 ampere Battery Doctor Manual and Switchable Reset Circuit Breaker with Terminal Covers is water resistant and can be either panel or surface mounted. It features 30 Volt DC 3,000 ampere interrupt capacity. The circuit breaker is made of thermoset plastic and complies with SAE Standard JI625. For over 30 years, WirthCo has been a prime manufacturer of practical products for making life easier and safer. California Prop 65 - Warning, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.