WiFi Thermometer Hygrometer Smart Humidity Temperature Sensor White 6.50 x 4 x 6.50cm

164ft Remote Working Range -- Wirless transmission range up to 164ft(50m) which enables it use in most areas such as basements, outdoor porch/patio areas, sheds, free-standing garages, even remote outbuildings on your property., Hub Required Required App Remote Control -- A zigbee gateway is required to connect the Humidity Temperature Sensor via smartphone app. Zigbee Gateway Please buy apart., Smart Alert & Automate Your Appliances -- As the temperature and humidity of your room is changed, through the app, your app connected air condition, humidifier, etc will auto working to adapt to environmental changes., Wide Application -- By automate humidifier/dehumidifier, air condition etc, great to balance the living condition, storage condition or greenhouse plant growth conditions etc., High Accurate Monitor -- With built-in high sensitivity sensor, it provides high precise monitoring. Temperature range: -10-55℃ Humidity range: 0-99.9%RH. The temperature is accurate to ±0.5℃, while humidity is ±5%RH.