Aluminum alloy material with vibration feedback and sensing function. One panel for air-condition, fresh air and floor heating with PM 2.5\VOC monitoring. Separate connector mode installment. The rear case is separated from the panel and rear case comes with pluggable connector. Users just need to connect the power cord and twisted-pair to the connector to internet work. It adopts standard RS485 and CAN2.0B bus interface, and can be compatible with all intelligent control devices in the world that conform to RS485 and CAN2.0B bus standards; Built-in two-way bus, one for butt joint client hosts(485A1 and 485B1), and the other used as the alternate bus for compatibility with other related bus products(485A2 and 485B2) Built-in digital temperature and humidity sensor for real-time monitoring of ambient temperature and humidity data; Adopting VA LCD screen with large visual angle and high WBC. The button with vibration function has LED backlight which can clearly display the content of button. It is suitable for indoor environment temperature and humidity control of fan coil, electric valve, central air conditioner and other related equipment. It can control three-speed fan, electric valve, auxiliary electric heating, heating, etc.