Ac Boom Barrier for beams up to 6M opening time 3~6S and demanding use Speed 3-6 sec Arm Type Straight (Telescopic arm is optional) Max Arm Length 6M Arm Dimension 45 °100MM Voltage AC220 ± 10%,AC110V ± 10% Frequency 50/60HZ Power Consumption 200W Humidity <= 90% Working Temperature -35 °C~+60 °C Housing Dimension (W+D+H) 335*285*925MM Enclosure Rating Ip54 MTBF 2,500,000times Traffic Flow Application 500 times/24 hours