• Automatic opening in case of power failure, suitable for unattended parking scenarios. • Servo motor; adjustable and fast barrier arm lifting speed (as fast as 1 s). • Motor enjoys lifespan of more than 5 million times, suitable for scenes with large traffic volume such as shopping malls and hospitals. • Anti-smashing function realized by connected radar, coil, or IR sensor. • Supports remote control, with maximum distance of 50 m (164.04 ft) in open and interference-free environments. • Automatic lifting when the barrier mar meets obstacle. • Barrier with 1.5 m (4.92 ft), 3 m (9.84 ft), 3.5 m (11.48 ft) or 4 m (13.12 ft) arm supports anti-impact: A turning device is designed between the barrier arm and the main shaft of barrier. The device helps turn the barrier arm away before the arm is impacted. • Operating temperature: –40°C to +70°C (–40°F to +158°F). • Operating voltage: 186V–264V AC.