counter terrorism equipment with 3 7 inch display

{"cid":"91180449","title":"Ventilation Multi-parameter Detector 3.7-inch LCD 6-Parameter Measurement","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ee\/e0\/bae8f7115d93bd0583829d4d7119-200x200-1.jpg","attrs":{"Brand Name":"topsky","Place of Origin":"china","Product Size":"365(L )*110(W)*65mm (H)","Working Time":"\u22652h","Obstacle Crossing Height":"300mm,","Method Of Sampling":"use a test paper to wipe over the sample","Unfold Size":"1880mm","Cutting Speed":"45mm\/min","Blowing Time":"2.5seconds","Battery Working Time":">120 minutes","Suit Protector":"600m\/s","Signal System":"PAL\/NTSC","Single Plate Weight":"1.36kg","Resolution":"700TVL","Alarm Type":"light sound and vibration","Wireless Control Distance":"500m","Walding Depth":"\u2265500mm"}}