Three Beijing Jia Wang Tel: 13693054273 factory cheap wholesale and retail clothing anti-theft, anti-theft supermarket, library security, high-end technology, superior quality, attractive appearance to create a safe and secure store! Se-4200 Operating Voltage: AC: 220V ± 20%, 50Hz Working environment: -10 ℃ ~ 40 ℃ material: wood Detection of magnetic length: 6cm above the cobalt-based magnetic theft height: 1500m m burglar width: 800-1000 (mm ) (according to the choice of a magnetic stripe on the length) can be composed of dual-channel or multi-channel. Dimensions: 1450 × 600 × 36 (mm