Specification Brand : Taidacent BulletPoint1 : NOTE: For this item have SHT10,SHT20,SHT30 3 type, please leave us a message for which one do you want, otherwise we will send at random This section of the air temperature and humidity sensor, the overall do double waterproof treatment, completely prevent condensation damage. BulletPoint2 : The internal chip of this sensor is sht10 or sht20 BulletPoint3 : Note: The sensor measures the relative humidity of the air in the soil, not the soil moisture, even when buried in the soil. BulletPoint4 : SHT-77 soil temperature and humidity sensor module analog temperature humidity sensor BulletPoint5 : humidity meter gauge air temperature and humidity sensor for soil agriculture greenhouse ExternallyAssignedProductIdentifier : 6440267896000 ItemName : Taidacent pipe thread installation digital temperature and humidity sensor SHT10 SHT20 SHT30 protective sensor ItemTypeKeyword : humidifier-accessories Manufacturer : Taida PartNumber : ZCkldz88 ProductDescription : NOTE: For this item have SHT10,SHT20,SHT30 3 type, please leave us a message for which one do you want, otherwise we will send at random This section of the air temperature and humidity sensor, the overall do double waterproof treatment, completely prevent condensation damage. The internal chip of this sensor is sht10 or sht20 Note: The sensor measures the relative humidity of the air in the soil, not the soil moisture, even when buried in the soil. 1, the original imported sensors. 2, all with 10k pull-up resistor and 0.1uf filter capacitor 3, have all done double waterproof treatment. 4. 100% power-on aging and inspection before leaving the factory. 5. Connection mode: brown---VCC black---GND yellow---DATA blue---CLK Second, product description This section of the air temperature and humidity sensor, the overall do double waterproof treatment, completely prevent condensation damage. Note: The sensor measures the relative humidity of the air in the soil, not the soil moisture, even when buried in the soil.