100 meters communication distance underwater acoustic sensor

{"cid":"91188394","title":"IP68 Protected Underwater Ultrasonic Transducer with RS485 Output and 1-8 Meter Range","imgUrl":"https:\/\/img.chinax.com\/nimg\/d7\/24\/923df285815faecb462e21728f45-200x200-1.jpg","attrs":{"Price":"$70.00 - $129.00\/pieces","Brand Name":"KACISE","Model Number":"GXUS series","Minimum Order Quantity":"1PCS","Delivery Time":"5-8 work days","protection grade":"IP67","Port":"shanghai or other","feature":"underwater ultrasonic transducer","Certification":"CE","Place of Origin":"CHINA","Packaging Details":"each unit has individual box and all boxes are packed in standard packages or customers requests available","Supply Ability":"1000 Piece\/Pieces per Week negotiable"}}

{"cid":"91200384","title":"Base Station 470MHz Wireless DC Energy Meter AMC16-DETT","imgUrl":"https:\/\/img.chinax.com\/nimg\/73\/eb\/86e396cce8547efd108eb4123aa8-200x200-1.jpg","attrs":{"Price":"USD 89\/pcs","Brand Name":"Acrel","Model Number":"AMC16-DETT","Minimum Order Quantity":"1 pcs","Delivery Time":"3 days","Certification":"CE","Place of Origin":"China","Supply Ability":"10000\/month","Packaging Details":"Individually packed in big carton","DC rated voltage":"1 channel: -48VDC","Voltage range":"-40V~-60VDC","Power consumption":"\u22642W( no hall power supply output)","Power supply output":"+12V\/100Ma, -12V\/50mA","Dimension(L*W*H)":"89.7*87.8*52mm"}}

{"cid":"91224585","title":"OEM \/ ODM Interconnected Smoke Detectors Photoelectric Smoke CO Alarms","imgUrl":"https:\/\/img.chinax.com\/nimg\/45\/a5\/7451306f8f76053de264c6c625a8-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Symank","Model Number":"JKD-518R","Minimum Order Quantity":"100pcs","Delivery Time":"5 days","Name":"Interconnected Smoke Detectors","Alarm Sound Level":"85 dB at 10 feet","Interconnection Range":"Up to 1000 feet","Type":"Smoke Detector","Battery Life":"Up to 10 years (for sealed lithium batteries)","Sensor Type":"Photoelectric","Silence\/Hush Feature":"Yes, temporarily silences nuisance alarms","Connectivity":"Interconnected (wired or wireless)","Operating Temperature Range":"-10\u00b0C to 50\u00b0C (14\u00b0F to 122\u00b0F)","Installation Type":"Ceiling or wall mount","Power Source":"Battery-operated","Test Button":"Yes, for manual testing","Warranty":"3 years limited warranty","Certification":"CE\/ROHS\/UKCA\/SGS","Place of Origin":"China","Payment Terms":"L\/C,T\/T,Western Union","Supply Ability":"50K\/Month","Packaging Details":"Color box,size:110\u00d755\u00d7110mm,60pcs in one carton,carton size:61x30x28cm"}}