• Barriers with 3 m (9.84ft) or 4 m (13.12 ft) arm are available. For the 3 m (9.84 ft) models, each of the two sections of the arm is 1.5 m (4.92 ft), and the barriers enjoy fast opening/closing time of 0.9 s or 1.4 s. For the 4 m (13.12 ft) models, each of the two sections of the arm is 2 m (6.56 ft), and the barriers enjoy fast opening/closing time of 2 s. • 12V DC output. • Opening and closing signal output. • Anti-drop function realized by connected radar, coil, or IR sensor. • Support remote control, with maximum distance of 50 m (164 ft). • Operating temperature: –40°C to +70°C (–40°F to +158°F). • Operating voltage: 220V AC±15%. • Protection grade: IP55.