XM452 Temperature Humidity Controller for Incubator With Indicators Thermometer Hygrometer Automatic XM452 Temperature Humidity Controller for Incubator With Indicators Thermometer Hygrometer Automaticpower supply :DC 12V Temperature measurement range:- 40~120? Humidity range?0~100%RH Control precision?0.1? 0.1% RH Test probe?Integrated sensor output:10A delay Size:65*55*28mm temperature control: 1. Set the temperature + ?Normal display mode, long press the + key for 3 seconds, start temperature numerical flashing, press the + / - key setting values, wrong operation after 5 seconds, automatically return to detect temperature display 2. Set the temperature ?- Normal display mode, long press - button for 3 seconds, stop numerical flashing temperature, press the + / - key set value 3. Restore the factory Settings:- At the same time long press temperature, and humidity Set the start temperature:Long press the + key, start the flashing temperature, set start temperature by + / - key set Stop temperature:- long press - button, stop flashing temperature, set stop temperature by + / - key Humidity Settings: Set to start humidity: long-press the + key, start the humidity value flashing, set by + / - key launch humidity value Set stop humidity:- long press - to stop humidity value, set by + / - key to stopping the humidity value Fault code:- display LLL means the sensor fault display HHH mean Test temperature exceeds the range of measurement