COMUSTER PENPH pH Pen,Digital Water Meter,pH Meter for Hydroponics Digital pH Test Pen 0.01 High Accuracy Pocket Size with 0-14 PH Measurement Range for Home Drinking,Swimming Pools and Aquariums,Blue

The 0.01ph automatic calibration ph blue pen is a must-have for anyone who wants to test the pH level of their water with ease and accuracy.

With its wide measuring range of 0.00-14.00ph, this device can handle any testing task, from drinking water to hydroponics.

The automatic temperature compensation feature ensures that your readings are always accurate, regardless of the temperature of the water.

And with two-point automatic calibration, you can quickly and easily calibrate the device for the best results.

Plus, the included user manual makes it easy to understand how to use and maintain the product.

Don't settle for anything less - choose the 0.01ph automatic calibration ph blue pen for all your pH testing needs.