1、HIGH PRECISE: This soil temperature humidity sensor uses 4X series chip, has low power consumption and high precise, with humidity accuracy up to ±1.5% RH and temperature accuracy up to ±0.1℃. 2、3.3V POWER SUPPLY: With a maximum power supply voltage of 3.3V, this digital soil temp sensor is perfect for mobile and battery driven applications, features digital output, the resolution is up to 14 bits. 3、I2C INTERFACE: This temperature humidity probe sensor has fully calibrated digital output, and with I2C interface, easy to integrate, making it highly functional. 4、WIDELY APPLICABLE: This soil detection sensor is practical for use in a range of applications, including server room monitoring, HVAC systems, weather stations, warehouses, and soil moisture measurements. 5、COMPACT AND LIGHTWEIGHT: With its small size and light weight, this soil moisture sensor is easy to carry and install, taking up minimal space.