Feature●【Improve Air Circulation】It improves air circulation and eliminates odors. It simulates the wind in nature to create a comfortable and safe environment for reptiles.●【High Temperature Alarm】When the room temperature is higher than 100 degrees Fahrenheit, the screen will display a high temperature warning of "HH" to alarm you.●【Smart】Humidity threshold can be pre-set easily (Press and hold on to"SET/MANUAL" button for 3 seconds.). When the humidity in the terrarium exceeds the threshold, the fan will automatically turn on.●【Noiseless】With its quiet motor, the ventilation fan wont disturb your reptiles.●【Compatibillity】Designed for humid environments such as rainforest tanks, reptile and amphibian ecological tanks.Description