Intelligent barriers with manually operable clutch units in case of power failure High strength metal material and covered with high-class car painting for anti-rust and anti-corrosion Use Special structure to reduce mechanical breakdown and maintenance free. High magnet –sensitive limit control system with reliable and accurate performance. Special balance device to keep the boom raising vertically and falling horizontally. The boom is made of high strength aluminum alloy with shinning film attached. Advanced motor with thermal protection: When the barrier temperature is higher than 135 degree, It will automatically power off. Security: Intelligent obstacle return unit: in case of any obstacle during the pole falling process, the pole will reverse Intelligent infrared photocell unit prevents collisions: if the infrared signal is interrupted, the pole will reverse if falling
