water quality testing pen

Overview

TDS Water Testing Pen: Multifunctional device for measuring water quality parameters including TDS, conductivity, and temperature.

Automatic Locking: Automatically locks readings after measurement for accurate recording.

Backlight Function: Low-power backlight enables testing in low-light conditions.

Dual Temperature Units: Supports both Celsius and Fahrenheit temperature displays.

Drinking Water Indicator: Green/red backlight indicates safe/unsafe drinking water based on TDS levels (40ppm threshold).

Specifications

Product Type: Portable Water Quality Analyzer

Measurement Range: TDS 0-9999ppm, EC 0-9999μs/cm

Accuracy: ±1ppm

Resolution: 1ppm

Power Supply: 3V (CR2032 battery typically included)

Dimensions: Pen-style handheld design (exact dimensions not provided)

Materials: Plastic housing with electrode probes

Additional Features: Auto-off after 5 minutes, hold function, unit conversion button

Packing List

TDS water tester1

Battery1 (typically CR2032)

User manual1

Protective case1 (varies by packaging option)