Specification: Item Type: Soil Tester Material: ABS Weight: Approx. 144g/5.08oz Sensor Size: 180x46.5mm/7.09x1.83in Probe Length: 60mm/2.36in Power Supply Type: 2xAA battery (excluding battery) Moisture Measurement Range: 0-100% Moisture Accuracy: 0-50% (± 3%), 50-100% (± 5%) Temperature Measurement Range: - 20 ℃ - 60 ℃ Temperature Accuracy: ± 1 ℃ APP Data Response Time: 60S Protection Grade: IP67 Package List: 1 x Soil Tester 1 x Instruction Features Non Corroding Probe: The soil sensor is designed with a probe made of austenitic 304, and has great corrosion proof and toughness. View Record on APP: Mobile applications can view real time moisture data and achieve automatic intelligent irrigation together with our smart garden timer. Compact and Portable: With a sensor length of 7.09 inches and probe length of 2.36 inches, you can carry it around easily; it is convenient for both indoor and outdoor gardening. Temperature and Humidity Measuring: The moisture measurement range is 0‑100%. Moisture accuracy is 0‑50% (± 3%), 50‑100% (± 5%). The temperature measurement range is ‑ 20 ℃‑60 ℃. The temperature accuracy is ± 1 ℃. For Various Gardening Places: Meet the soil moisture measurement of different plantations, and provide all round care for flowers and plants. For example: farm, greenhouse, orchard nursery, garden lawn, potted plants, gardening, etc.