LB 03 battery automatic parking barrier is used in all kinds of parking spaces. It will protect your parking space by standing guard while you and your vehicle are away. You can feel at ease that no vehicle can park in your space and inconvenience you. The Battery drive automatic parking barrier is used to stop this type of parking disruption. Functions: 1. Equipped with the battery. No need the power supply, and wire. 2. Manual operation in case of damage. Open the steel cover, pull the ring. Then the machine will stand up or lay down manually. 3. Water proof All the parts and joints are water proof. It can be used outside the room. 4. Stop automatically, when it meet the obstacle during moving, to protect the car and the product. Specifications: Voltage: 6V Working current: 1.5 a Time up/down: 6S Height (UP): 390mm Height (down): 89mm Environment temperature: -10 C -- + 70 C Product Size: Up: 520*446*390mm