1. Product material: flame retardant nylon, copper, silver alloy, iron nut, etc. 2. Product attributes: battery isolator relay 3. Rated voltage: 12V 4. Starting current: 300A 5. Peak current: 500A 6. Contact form: normally open 7. Scope of application: cars, RVs, yachts, audio modification, etc. 8. Product function: When the car starts, it accepts large current and buffers the instantaneous current impact, so as to achieve the role of switch and protection circuit equipment.