Automtic Traffic Barrier 1, With control box and remote control 2, Arm length: Max 6m 3, Working without ... Landing3s (1~3m length) / 6s (4~6m length)Remote Control DistanceMax 30mEnvironment Temperature -20oC--50oCEnvironment HumidityNo more than 90%Protection ... power is cut off. 6, With input terminals of toll devices, loop detector for toll management Automtic traffic barrier with remote control