Material: plastic shell + metal probe
Weight: 150g
Power Supply: 9V Battery
Operating current: <30mA
Operating temperature: 5°C to 40°C

Measuring range: light value, humidity value, temperature value, pH value
Function: After 5 minutes of idle use, the device will automatically turn off
The backlight function will automatically turn off after 1.5 minutes
Be careful:
Do not immerse the product in water, as it may easily damage the product.
Please remove the battery when not in use for a long time.

1. Only test soil and mud (not applicable to dry flour, small stones, organic wood, wood chips, liquid particles, etc.).
2. When inserting the probe into the soil, try to keep it at a depth of 10cm or more.
3. To improve the accuracy of the measurement results, please use the method of averaging multiple points during testing.
4. When inserting the probe, please be careful not to touch the stone and do not use excessive force, otherwise it may easily damage the probe.
5. The tester should not be left plugged in the soil for extended periods, as it can easily oxidize and damage the probe
6. After use, please clean the probe and keep it dry.
7. The tester is suitable for testing moist soil. If the soil is too dry, please moisten it first. Too high or too low humidity can affect the pH value, so please operate according to the specific situation.