Portable Automatic Calibration Ph Test Pen - 0.01 Precision Digital Ph Tester for Water, Aquariums & Laboratory Use, Easy-to-Read Display, Durable Home/Work Measuring Tool, 1.2*6.1in, Yellow

Automatic Calibration Of Ph Test Pen Portable 0.01 Precision Ph Tester
Features:
PH test pen acidity meter, high-definition large screen, precision 0.01.
High-precision data: High-sensitivity glass electrode accurate detection and results.
Large high-definition LCD screen, large font, clear display of values, at a glance.
Large capacity battery, removable battery compartment, convenient to replace battery, large battery capacity, and use.
High-precision probe, high sensitivity of bulb, containing protective liquid, effectively extending the electrode.
Product Description:
Package Includes:
1x water quality detection pen(Battery included)