Features Manual release for power failure. Left and right barrier both option available. Premium quality for long lasting. Well integrated with car parking system equipments. Limit Switch with ensured safety. Radio Frequency based Remote Control. Motor cooling fan, solving the problem of heat-protection (BE1008). Boom with protective rubber band (Optional) Boom with LED light (Optional) Support the external and internal VEHICLE LOOP DETECTOR.(Optional) Reversing on obstacle. (when photocell used)