PHM-600 4 In 1 Soil Survey Instrument Soil Tester

Specification:

1. Test Objects : Sunlight, moisture, PH value, temperature
2. Test Range:
3. Sunlight (9 levels): LOW-, LOW, LOW+, NOR-, NOR, NOR+, HGH-, HGH, HGH+ 
4. Moisture (5 levels): DRY+, DRY, NOR, WET, WET+  
5. pH value (12 levels): 3.5~9.0 (display resolution: 0.5)
6. Temperature : -9°C ~ 50°C
7. Automatic off after 5 minutes disabling
8. Operating temperature: 5°C~40°C