Taiwan products Humidity control: 30~70% R H can be set 1. LED display and setting method: LED display Display range: 0.1~99. 9%RH; 0.1~99.9°C; The accuracy is ±1.0°C, ±3.0%RH. 2. Software: Provide digital temperature and humidity curve drawing function. 3. Power supply: 110V 4. Power consumption: 20Wh (average); 140W (maximum) 5. Calibration reminder Know when to calibrate the temperature and humidity sensor, this model has a built-in function to remind you of the calibration date 6.Alarm function: Built-in warning lights and alarm sounds, users can individually set the upper limit and delay value of temperature and humidity 7. Nitrogen automatic control system (including flow meter group): N2 automatic air intake can be controlled by the humidity setting value