Technical Specifications:<br />Supply voltage: 3.3V or 5V<br />Working current: less than 20mA<br />Output voltage: 0-2.3V， 5V power supply， the greater of humidity， the larger of the output voltage <br />Sensor type: analog output<br />Packing: anti-static bag sealed  <br />Interface definition: pin 1 for signal， pin 2 for ground， pin 3 for positive power supply <br />Life: about 1 year (plated surface to enhance the conductivity and corrosion resistance) <br />Dimensions: 6.5 * 2 * 0.6 cm <br /><br />1 x Soil Moisture Content Sensor <br />In anti-static bag<br /><img src="http://img6.eachbuyer.com/x9/p100/eb3752_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb3752_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb3752_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb3752_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/eb3752_5.jpg" />