1、2 in 1 function soil moisture sensor, suitable for soil temperature and moisture measurement. 2、High accuracy sensor, high precision, quick response, stable output. 3、It is less affected by soil salt content and suitable for all kinds of soil. 4、It can be buried in the soil for a long time, resistant to long-term electrolysis, corrosion resistance, vacuum filling and sealing, completely waterproof. 5、Made of high quality ABS and stainless steel material, corrosion resistant and durable in use. 6、Adopts analog output, flexible, can output current or voltage type, wire can be three-wire system. 7、Widely used in scientific experiments, water-saving irrigation, greenhouse, flowers and vegetables, grassland pasture, soil rapid measurement, plant culture, sewage treatment, grain storage and measurement of moisture content and temperature of various particles.