The Digital 4-in-1 multimeter is a useful tool for measuring pH, moisture, brightness, and radiation.

Features:

• pH measurement
• Moisture measurement at plant roots
• Temperature measurement
• Light measurement
• Suitable for outdoor and indoor plants, gardens, and grass
• Scientifically accurate
• Power supply: 1 x 9V battery
• Simply place the meter in the soil and read the scale
• Automatically turns off after a few minutes of non-use
• pH range: 3.5-9 pH
• Temperature range: -9~50°C
• Humidity range: 5 levels 1-10
• Relative light: 9 levels
• Device dimensions: 6.3 x 3.6 x 12.2 cm
• Pin length: 19.7 cm
• Weight: 180 g

Instructions for use:

• Select moisture, pH, or light measurement
• Place the meter in the soil about 5-10 cm
• Adjust the position of the detector until the indicator slightly rotates
• After 10 minutes, note the level of moisture/pH/light
• Remove the meter from the soil and clean after each use