Products specification: - Product model: A804 - Material: copper + brass + alloy - Size: 68 x 110 mm / 2.7 x 4.3 inch - Screw diameter current: 10 mm / 0.4 inch - Rated current: 300A (12V) - Instantaneous current: 1000A (12V) - Installation location: battery negative wire - Product function: protect power supply and prevent leaking - Weight: 400g/Pc Package includes: 1 x Battery Switch Features: 1. Detachable button and with spring, this car battery disconnect switch can be controlled by battery disconnect switch. by switching to a position at 45 counterclockwise. 2. Rugged and high quality, 300A continuous at 1000A. 12 V DC, 1000 A momentary to 12 V DC, on-off positions, modern and elegant appearance. 3. One-way battery disconnect switch. high current can effectively prevent battery drain when storing and repairing cars, trucks, RVs, trailers, jeeps, tractors, boats, marine applications or any vehicle. vehicle requiring a battery switch.