4 in 1 Digital PH Meter PH TDS EC TEMP Tester Backlight Water Quality Tester For Pools Drinking Water Aquariums

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 : 4-in-1 PH Test Pen With Backlight Or Not : Yes Brand Name : JUANJUAN Origin : Mainland China Display Type : DIGITAL