Main Functions：
1. Energy-saving: uses ”CHAMPION” battery, the power can last for nearly a year;
2. Safe: Battery connection uses anti-disconnecting design to avoid wrong connection;
3. Durable: the cabinet is made of die-casted Zinc alloy with high quality(thickness is 5mm); it can afford 5 tons. The cabinet is coated with varnish, can be water proof and anti-rust in harsh weather. Swing arm is made of fiber-reinforced nylon, so it will not deform even after car crushing;
4. High hermetic: the cabinet is tightly closed, and protection grade is IP68.It is waterproof and dust-proof;
5. Auto-reposition: The swing arm will auto go back lock-postion after external force changes its position;
6. Noise-free: bearing transmission design of the motor makes almost zero noise;
7. Burglarproof: mounting bolts are placed inside of the cabinet, so no one can open it without the key;
8. Easy installation: Only need to fix it via 4 bolts.