- This soil detector measures the soil pH, temperature, moisture and the environment humidity and the light intensity level accurate, reliable friend for your flowers and plants that are very sensitive to overwater or underwatering - Sensor at the top. So that you should not block it during measurement. Large LCD display with backlight allows you to easily read the parameters even in the dark - Easy to use. Just insert the sensor probe into the soil about 3-4 inches (7.5-10 cm) and you will get the measurement data after 5-10 seconds. Switch to PH/temperature as needed. Available in both F and F scale - High-sensitivity aluminum alloy earth probe detects soil conditions faster and more accurately. Main body made of ABS plastic. Sturdy and durable - Powered by 4 x AAA batteries. Compact and portable design. Easy to carry and store