kmcd4 coal mine gas watchdog

{"cid":"91188394","title":"Powerful DC3.7V Li-on Battery and Plug-in Electrochemical Sensor in KMCD4 Coal Mine Gas Watchdog","imgUrl":"https:\/\/img.ismap.com\/nimg\/b1\/40\/814ced7a93dc6e8f4ef8422c202b-200x200-1.jpg","attrs":{"Model Number":"KMCD4","Minimum Order Quantity":"1PCS","Delivery Time":"5-8 work days","Certification":"CE","Place of Origin":"CHINA","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"1000 Piece\/Pieces per Week negotiable","Packaging Details":"each unit has individual box and all boxes are packed in standard packages or customers requests available","Response Time":"\u226630s","Accuracy":"\u2266\u00b15% F.S.","Charging time":"6h~8h","Sensor":"plug-in electrochemical sensor","Working environment":"-20\u2103\uff5e50\u2103, \uff1c95%RH (no dew)","Power Source":"DC3.7V Li-on battery, 1800mAh"}}