... 1, One year storage battery 2, Waterproof body and Anti-Collision 3, Warning alibity PARKING LOCK Model: JYPL2010Technical Parameters:1, Power ... and protect inside cable and components.3, Anti-Collision: It can be anti-collision, there is bending spring inside the stop arm ... tube inside, the torsion spring can prevent front and back collision both. It can well improve the physical function and the ...