This intelligent soil humidity detector is designed with a clear scale marking, which mkes it adapts to the growth cycle of the different types of plants. Multifunction design, Mobilephone APP control, support for viewing historical humidity data, and humidity sensing, linked open/close valve, all-weather monitoring, remote usage monitoring. Suitable for a wide variety of gardening plants, to meet the soil testing work of various planting places, such as foliage plants, succulents, flowering plants, fruit and vegetables, etc.Specifications:Name: Soil Humidity DetectorMaterial: plastics+metalBattery: 1 * built-in CR2032 button cell (included)Working environment: 1~60℃, 0%~99%RH, no condensationWireless connection: 433System requirements: iOS9.0 or above / Android 6.0 or aboveItem size: 174 * 32 * 16mm / 6.85 * 1.26 * 0.63inPackage size: 180 * 35 * 20mm / 7.09 * 1.38 * 0.79inPackage weight: 65g / 2.29ouncePacking List:1 * Soil Humidity Detector