XY-DTH1 temperature and humidity control module digital display high precision dual output automatic constant temperature and humidity control board The product uses industrial-grade chips and high-precision SHT30 temperature and humidity sensors. Product functions are mainly into two categories: temperature function and humidity function Operation interface description: Working mode display. After the start temperature/humidity, stop temperature/humidity and other parameters are set, the current mode ("H/C", "E/d") will be displayed in front of the temperature/humidity When any relay is turned on, the upper left corner of the interface displays "OUT". If the temperature relay is turned on, the temperature operating mode "H/C" flashes to indicate a reminder; if the humidity relay is turned on, the humidity operating mode "E flashes /d", as a reminder : Temperature Controller Model Number: XY-DTH1 Display Type: DIGITAL Usage: Industrial colour:White Material:plastic Package Contents: 1 x XY-DTH1 Humidity Temperature Controller Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.