SONOFF SNZB-02D Zigbee LCD Smart Temperature Humidity Sensor Wirele Hygrometer Thermometer with LCD Display Support Alexa Google Home Alice SONOFF SNZB-02D is a Zigbee temperature and humidity sensor with 2.5 inch LCD display with large bold numbers that can work with Zigbee 3.0 gateways like SONOFF Zigbee Bridge Pro, SONOFF NSPanel Pro, SONOFF ZBDongle-P/E, Alexa with Built-in Zigbee Hub,etc to monitor your home's temperature and humidity for a comfortable life, and there are icons to indicate Hot/Cold/Dry/Wet air conditions, reminding you to adjust your humidifier or dehumidifier accordingly to achieve optimal comfort, also power icons for you to know the current power usage, the high accuracy built-in swi-made sensor ensures accurate measurement of room temperature and humidity, the temperature is accurate up to 0.2 while the humidity is 2%RH, data is updated every 5s, always gives you the latest changes in the environment.The sensor supports 3 mounting methods - tabletop atand / magnetic back / 3M adhesive, just place the sensor anywhere you wish such as living room, baby room, kitchen, greenhouse, guitar room, reptiles terrarium, humidor, cellar or incubator to monitor temperature and humidity remotely. Package Included 1*SNZB-02D Sensor(contains battery)1*Manual1*3M adhesive High Accuracy Built-in Swi-made sensor ensures accurate measurement of room temperature and humidity. Easy to ReadLarge and Clear Display5s Fast Refresh and Switch Data Storage & Export Up to half-year free cloud storage, and most accurate enough to view hourly data. You can also check the highest and lowest values at any hour or day and data can be exported as files. Alert via APP You'll receive instant alerts from your phone when the temperature of humidity exceeds your set comfort level. Zigbee Standard Compatible Support zigbee gateways that use Zigbee 3.0 protocol, compatible with most hubs. 120m/400ft Coverage With up to 120m/400ft coverage (no obstructions and ideal conditions), let you check the latest data at any time. Wide Variety of Applications Work with Alexa and Google Home Just ask Alexa and Google Home and you'll know the temperature or humidity. Three Mounting Choices Durable stand, built to last no matter what type of installation. Smart Scene The temperature and humidity of the sensor can be set as triggers, such as setting the humidifier to turn on when the humidity is le than 40%, adjusting to the comfort temperature and humidity at any time for your health. Add to Home Aistant Add SONOFF devices to Home Aistant for your home automation through eWeLink add-on.