3 in 1 pH/TEMP/ORP Meter PH-2839 ORP Meter PH Tester Controller Detector BNC Type Probe Water Quality for Aquarium Monitor

It's a great honor for you to visit my store. Good luck with your favorite purchasesBattery Included : No High-concerned chemical : None Is Smart Device : No Model Number : PH2839 With Backlight Or Not : Yes Display Type : DIGITAL Brand Name : JUANJUAN Origin : Mainland China Certification : CE