Portable PH Meter Tester Digital Water Quality Pen Aquarium Pool Hydroponics Test Kit

Eco-friendly material with refined craft, nontoxic, odour-free and smooth.

With the function of temperature automatic compensation for testing accuracy (especially when temperature difference between liquid and space is large).

Ideal for measuring the PH (acidity or alkalinity) of a liquid such as aquarium, fishing industry, swimming pool, school laboratory, food & beverage etc

Waterproof Big LCD display screen, show clear PH when testing.