4-in-1 Soil Survey Instrument, flowers and grasses planting, garden virescence

Test range:

Sunlight (9 levels): LOW, -LOW, LOW+, NOR-, NOR, NOR+, HGH-, HGH, HGH+

Moisture (5 levels): DRY+, DRY, NOR, WET, WET+

PH value (12 levels): 3.59.0 (display resolution 0.5)

Temperature: -9C~+50C (16F~122F)(display resolution 1C/1F)

Surveying the light intensity of current environment

Indication of insufficient battery volume

Automatic turn-off for electricity saving

Transition of British measurment and metric system