Description:1. Capacitive soil moisture sensor, transmits data through analog signals, corrosion resistant and long life.2. The sensor has a built-in voltage stabilizer chip, supporting a 3.3V voltage working environment.3. Insert it in to the soil around plant, you can talk to plant with a screen and a motherboard.4. Suitable for garden plant, intelligent agriculture, moisture detection, etc.Specifications:Color: blackFeature: capacitive, corrosion resistantWorking voltage: 3.3V DCOutput voltage: 0 ~ 3.0V DCInterface: PH2.54-3PSize(approx.): 98 X 23mmPackage Included:2Pcs * Soil Moisture Sensor2Pcs * CableNote:1. Due to the light and screen difference, the item& 039;s color may be slightly different from the pictures.2. Please allow 0.5-2cm differences due to manual measurement.