Why do we need a digital PH meter test pen?
Tap water and drinking water are indispensable sources of water in our lives. The pH of water has a great impact on human health. So we need to understand the pH of the drinking water.

water PH level pen include：
1 * pH Meter
1 * Carry case
1 * Calibration screwdriver
2 * pH buffer powder (for calibration)
1 * User manual
Temperature Compensation, High Definition Display
The ph meter for water has automatic temperature compensation in test mode, which reduces measurement error, high-definition display, simple and convenient, and fast data reading.

Sensitive Reaction water PH measurement, Electrode accurate water PH reader

Glass ball electrode sensor, sensitive, accurate reading, a glass electrode is relatively fragile, do not touch directly by hand or other objects. Automatic Calibration Unique DesignTwo-point automatic calibration (PH4.00, PH6.86), fast calibration, more accurate data, simple and convenient operation, non-slip design, compact, and easy to carry. A hook on the back is designed to save you effort.Dual-Channel Computer ChipAdopting dual-channel computer chip, low-power micro-intelligent controller integrated board for fine soldering, stable quality, long-lasting durability.