1,Adopts radio transmitting circuit and coding technology to solve the problem of signal interference blocking. 2,Various temperature modes adjustable, suitable for different scenarios, easy to adjust according to your demands. 3,The data signals are wireless transmitted, you can remote monitoring through your mobile phone, and support control the temperature by Tuya APP. 4,Powered by 3xAA battery, low power consumption, with long battery life. 5,Equipped with low voltage monitoring prompt function, so that you can change batteries in time. 6,Equipped with alarm function, automatic send online reports to your phone when the temperature is too high or low, during conditions of high humidity or too dry. 7,Anti-disassembly design in professional field. 8,Split design, with high reliability. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.