4 in 1 PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester for Pools Drinking Water Aquariums

Battery Included : No High-concerned chemical : None Is Smart Device : No Model Number : EZ9901/EZ9902/EZ9908 With Backlight Or Not : No Display Type : DIGITAL Brand Name : JUANJUAN Origin : Mainland China Certification : CE Product name : PH Meter Feature 1 : TDS Meter Feature 2 : EC Meter Feature 3 : Temperature Meter Feature 4 : Digital Water Quality Monitor Tester