0.9 Sec. high speed barrier PAB-BD-HSN, adopts free-maintenance DC brushless torque motor and PWM variable frequency servo controller, super fast but smooth moving. Incredible 10 million MTBF and 100% duty cycle makes it continuously work at 7*24 hrs with long life span. Opening/closing time 0.9sec., Max.3m boom, boom direction is exchangeable. It also can be integrated with the third party system via TCP/IP, and can be controlled by cellphone. It is the right choice for expressway toll gate cash lane.