7 patents pqwt s300 water detector

{"cid":"91206881","title":"PQWT-S300 Water Detector with ISO2008:9001 Certification 7 Patents and 999 Measuring Lines Data Storage","imgUrl":"https:\/\/img.chinax.com\/nimg\/d3\/2a\/ec2363e319d8d17e0c6f98e2225f-200x200-1.jpg","attrs":{"Price":"$1,271","Brand Name":"PQWT","Model Number":"PQWT-S300","Minimum Order Quantity":"1","Measuring Depth":"300m","Power Supply":"DC12V 4000mAh Built-in Battery","Storage Capacity":"999 measuring lines data and 999 points data each line","Instrument Language":"English, French, Spanish, Arabic","Frequency Range":"Wide frequency range","Anti-interference Ability":"Strong","Screen Type":"Full touch screen","Memory Card":"External high-capacity","Data Retention":"Not lost after shutdown","Measuring Line Length":"10 meters","Operation Requirement":"One person operation","Weight":"Very light","Patents":"7 technology and appearance design patents","Measurement Method":"Natural electric field N different frequencies","Data Mapping":"Automatically draw curve graph and profile map","Place of Origin":"Hunan, China"}}