digital rock free swelling rate tester

{"cid":"91187633","title":"Digital Insulation Tester For Cable , Resistance Meter Digital Cable Tester","imgUrl":"https:\/\/img.chinax.com\/nimg\/7d\/67\/fbf9a65bdd022b23ae4106b6af4b-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"ZL","Model Number":"ZL-1013","Minimum Order Quantity":"1 set","Delivery Time":"5-7 days","Certification":"ISO","Place of Origin":"China","Payment Terms":"T\/T, L\/C, Western Union","Supply Ability":"100 set per month","Packaging Details":"Packaged with safety case","Insulation test voltages":"DC250V","Range of open-circuit voltage":"\u00b110% rated voltage","Testing time":"3~99 seconds","Warranty":"12 month"}}

{"cid":"91206681","title":"Portable Controller Digital Dissolved O2 Meter IP68 Fluor Cap Optical Do Sensor","imgUrl":"https:\/\/img.chinax.com\/nimg\/26\/74\/8d6109dd8fb889442d4c9b674152-200x200-1.jpg","attrs":{"Price":"$425.00 - $525.00\/ set","Brand Name":"Desun Uniwill","Model Number":"DYS-1","Minimum Order Quantity":"0~100 pcs","Delivery Time":"7~ 15 working days","Place of Origin":"China","Payment Terms":"L\/C, D\/A, D\/P, T\/T","Supply Ability":"0~1000 pcs","Packaging Details":"Carton packaging","D.O. Range":"0~20mg\/L or 0~200%","DO sensor":"Optical DO sensor","Temp. Range":"0~40\u2103","D.O. Accuracy":"1%","Temp. Accuracy":"\u00b10.2\u2103","Power":"<0.5w","Material Supplied":"3v~6v"}}