High Precision Water Hardness Instrument EC TDS Tester PH Meter Aquarium Pool Water Quality Purity Testing Pen

It's a great honor for you to visit my store. Good luck with your favorite purchasesBattery Included : No Hign-concerned Chemical : None Is Smart Device : No Model Number : Intelligent With Backlight Or Not : No Display Type : Digital Brand Name : alloet Origin : Mainland China Certification : None