• 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. • Supports remote control, with maximum distance of 50 m (164.04 ft) inopen and interference-free environments. • Automatic lifting when the barrier mar meets obstacle. • Operating temperature: –40°C to +70°C (–40°F to +158°F). • Operating voltage: 186V–264V AC.