SNZB-02 Description: Ewelink SNZB-02 is a ZigBee temperature and humidity sensor that can seamlessly work with Ewelink ZigBee Bridge to the temperature and humidity change in your home, which all real-time readings can be checked on eWeLink APP. Monitor indoor temperature and humidity. Sync the real-time temperature and humidity reading to APP. Can trigger Wi-Fi devices in smart scene. Add a camera to you know any emergency in your home. Low-battery notification. Quick and easy to install. color:White :plastic Package Contents: 1 x Temperature and humidity sensor(SNZB-02) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.