Wiser Home Smart Home sunshine carbon dioxide monitor _CNPW_DM, compatible with ZigBee / SmartRoom technology, real-time monitoring of indoor air quality, and the linkage of related equipment, such as air conditioning, fresh air system, designed for you to create a fresh and comfortable home environment. This product can be widely used in smart home, smart hotels, hospitals wisdom, intelligence farms and other places. 1, support ZigBee / SmartRoom agreement; 2, easy to install and use, fully compatible with existing standard socket; 3, the world's leading power switch protection design; 4, the appearance of sophisticated atmosphere. Communications IEEE802.15.4 (ZigBee / SmartRoom) communication distance 100m (under visual conditions) Power Requirements 110 ~ 240V Operating temperature -10 ℃ ~ + 55 ℃ Merchants Qiu Tel 15553125968