pqwt l4000 acoustic water leak detector

{"cid":"91206881","title":"PQWT L4000 Acoustic Water Leak Detector Underground Smart Water Leak Detector","imgUrl":"https:\/\/img.ismap.com\/nimg\/b2\/7c\/49c483ca8cb9687b9a233dd6b4c8-200x200-1.jpg","attrs":{"Brand Name":"PQWT","Model Number":"L4000","Minimum Order Quantity":"1","Delivery Time":"5-8 working day","Certification":"CE,ISO","Place of Origin":"CHINA","Payment Terms":"T\/T, L\/C, D\/A, D\/P, Western Union","Supply Ability":"300 per week","Packaging Details":"cartom","Model":"PQWT-L4000","Sensor":"Middle sensor+traingle sensor","Function":"find underground pipe leakage point","Working hours":"15 hours","Frequency Range":"1-10000HZ","Working mode":"General Detection+Locating Detection","Packing Weight":"8kg"}}

{"cid":"91217791","title":"Super Sensitivity Water Leak Detector 2L - 4000L Intelligent Electronic Water Sensor Alarm Wifi","imgUrl":"https:\/\/img.ismap.com\/nimg\/d6\/ed\/17b720a7143799681504efdda9c6-200x200-1.jpg","attrs":{"Price":"$120-$200","Brand Name":"BRISKSPRING","Model Number":"BR-T8-A10-D-BS","Minimum Order Quantity":"500 PCS","Delivery Time":"10-30 Days Depend On QTY","Certification":"NSF, SGS, RoHS","Place of Origin":"Zhejiang, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union","Supply Ability":"150000 Pcs Per Month","Packaging Details":"Transparent poly bags + Solid plain cartons for export","Product Name":"Water Leakage Detector","Function":"Leakage Detection & Leakage Testing","Flow Detecting Range":"2 L\/H to 4000 L\/H","Power Supply":"50-60Hz","Working Enviroment":"-20 ~ +55\u2103","Automatic Sewage Discharge":"YES","Lead Insolation":"YES","Connector Size":"3\/4\",1\/2\"","Connection Mode":"Directional, Copper Head Connection (PPR connection)","Service Life":"\u2265 8 years(except the battery)"}}