How to measure the Ph of Soil?

Hangzhou Health Shining can supply 3 in 1 multiple soil ph meter,test the Moisture,Sunlight,temperature,ph Color: Green
- PH Range: 3.5-8PH ( 3.5-7 Acid, 7-8 Alkaline)
- Moisture Range: 1-10 ( 1-3 Dry, 3-7 Nor, 7-10 Wet)
- Relative Light: 0-2000LUX ( 0-200 Low, 200-500 Low+, 500-1000 Nor, 1000-2000 High)
Probe Tip Size: 10mm×4mm×4mm / 0.4”×0.16”×0.16”
Probe Length: 180mm / 7.09”
Product Dimension: 255mm×62mm×36mm / 10.01”×2.44”×1.42”
Net Weight: 58g / 2.05oz
How to USE:
Step 1: Switch moisture/pH/light position
Step 2: Stick the probe into the soil about 2-4 inches
Step 3: Adjust the position of the probe until the pointer on the dial swing slightly
Step 4: After 10 minutes, Note moisture/pH/light level in the dial
Step 5: Remove probe from soil and wipe clean after each use
Note:
1. Don't insert the probe agaist stone or very hard soil in case to damage the probe
2. Please wipe and clean the probe after each time using.
3. Don't leave the meter in the soil for a long time
4. Designed for testing soil, don't use it to test pure water or other liquids.
5.The indicator will not move If the soil is too dry, please water the plant first and test again later.
pH Range: 3.5-8 Ph (3.5-6.5 ACID, 7 NOR, 7-8 ALKALI)
Moisture Range: 1-10 (1-3 DRY, 4-7 NOR, 8-10 WET)
Relative Light: 0-2000 lux (0-200 LOW, 200-500LOW+, 500-1000 NOR 1000-2000 HGH)