Original Xiaomi TDS Portable Detection Pen Digital Water Meter Measuring Water Quality Purity Tester Pen

Product Features:
Two replaceable batteries
Detectable range of 0-9990
Lower-power chips,2 minutes NA automatic shutdown
IPX6 waterproof body,prevent large quantities of water splashing
Exposed temperature sensor
Precision-rust corrosion,titanium TDS probe
The cap can be used to take water

Xiaomi TDS Portable Detection Pen Digital Water Meter Measuring Water Quality Purity Tester Pen