... Arm length: Max 6m 3, Working without noise and shaking Driveway Barrier Gate -- SpecificationsModel NumberB005Power SupplyAC220V 50Hz/60HzPower Consumption120WArm ... Applied toEnterprise, Factory, Park, School, University, Stadium... Driveway Barrier Gate -- Features: 1, It is widely used for the ... any noise and shaking.3, The arm length is customized (no more than 4.5m)4, Safety barrier with ...