Soil Humidity Sensor (Hygrometer)

Description :This soil moisture sensor can be used with many microcontrollers including the Arduinos.Operating voltage: 3.3V~5VAdjustable sensitivity for Digital ModeDual output mode: Digital and AnalogPower indicator (red) and digital switching output indicator (green)PCB Dimension: 3cm x 1.5cmSoil Probe Dimension: 6cm x 2cmCable Length: 21cmVCC: 3.3V-5VGND: GNDDO: digital output interface(0 and 1) The potentiometer adjusts the trigger level.AO: analog output interface.