Compatible with Fish Tank pH Test Pen

1 LCD screen display is used to facilitate reading in a dim environment. It takes about 4-5S to stabilize the value. 2 The automatic temperature compensation temperature sensor can be directly contacted with the solution, and the reading is more accurate. 3 It adopts the test type design, small size, light weight, more convenient to carry, and can be used at any time. 4 The water quality detector has high accuracy, stable performance and very accurate test results. 5 Water quality tester has a wide range of applications and is widely used in the detection of fish tank, aquarium, swimming pool, drinking water, etc.

What's in the box
1 x PH Test Pen