PH Meter & TDS Meter Digital Water Quality Tester 0-14 PH Meter Tester 0-9990PPM TDS&EC LCD Water Purity PPM Aquarium Filter

It's a great honor for you to visit my store. Good luck with your favorite purchasesBattery Included : Yes High-concerned chemical : None Is Smart Device : Yes Model Number : PH Meter/EC Meter With Backlight Or Not : Yes Origin : Mainland China Display Type : DIGITAL