The terminals themselves are made of brass, and the fasteners are made of stainless steel to provide maximum waterproof and battery acid protection, while providing the electrical connections required to operate electronic devices.
TIGHTEN IT NORMALLY, IT WON'T FALL OFF EASILY!
FEATURES:
1. The battery terminal connector is made of brass. Better corrosion resistance. 2. Used for battery extension, parallel connection, and ground connection. 3. Tool-free quick-release battery main line wiring terminal, stable connection, reduce current consumption.