Blue-tooth Digital 7 in 1 pH Meter PH/TDS/EC/ORP/Salinity /SG/TEMP Meter Water Quality Monitor Tester Drinking Water Aquariums

Good luck with your favorite purchasesBattery Included : No High-concerned chemical : None Is Smart Device : Yes Model Number : 7 in 1 ph meter With Backlight Or Not : Yes Display Type : DIGITAL Brand Name : JUANJUAN Origin : Mainland China Certification : CE