Features:

1. Independent keypad, simulates pressing more than 100,000 times, interactive feedback of hand feeling.

2. Sensitive and corrosion resistant probe, highly accurate chip, one second results, fast and accurate.

3. White backlit HD display, data clearly visible no matter when and where

4. Black frosted PVC material, polymer material shell, strong and durable fit internal parts.

5. Turn the switch ON/OFF, put the measured water source inside the pen cover and press the hold button to lock it after the value is stable.

Specification:

Test Range: 0-9999PPM

Error: ±2%

Battery: 2*1.5V

Display Light: White Backlight

Size: 155*14*30MM

Weight: 55G

Package Included:

1*Testing Pen

1*Storage Box

1*Manual

Note:

1. Due to manual measurement, please allow 1-3mm error. Please make sure you don't mind before ordering.

2. Please allow 1-3 gram weight error. Please make sure you don't mind before ordering.

3. Due to different lighting in the photos and differences in monitors, the pictures may not reflect the actual colour of the object. Please make sure you don't mind before ordering, thank you!