Technical specifications: Electric current: 220V Power: 35VA Outer frame: 2200mm(h)X790mm(w)X540mm(d) Inner frame: 2000mm(h)X700mm(w)X540mm(d) Net Weight: about 80kg work envionment: -20℃~ 45℃ Function and characteristics : 1. Six detecting areas 2. Indication of the alarming areas 3. Adjustable area sensibility 4. High capability of anti-interference 5. Protection with password 6. Functions of statistic counting 7. Harmless to human body 8. Power safety 9. Convenience in installation 10. Application scope: factory, prison, court, exhibition hall, stadium, entertainment lieu, etc