3 In1 PH Moisture Light Meter

The only houseplant meter you will ever need.

pH Range: 3.5-8 pH (3.5-6.5 Acid, 7-8 Alkaline)
Moisture Range: 1-10 (1-3 Dry, 4-7 Nor, 8-10 Wet)
Relative Light: 0-2000 lux (0-200 Low, 200-500 Low+, 500-1000 Nor, 1000-2000 Hgh)