dual channel ultrasonic heat meter

{"cid":"107972","pid":"21133726","pimg_url":"\/\/img1.tradegrowthhub.com\/36\/ad\/a34431e43104\/product\/70301884_s-w400xh400.jpg","name":"Digital RS485 DN50 Insert Sonic Water Heat Meter","attrs":{"Price":"Negotiable","MOQ":"1 Set","Delivery Time":"Negotiable","Brand":"Taosonic"}}