1.SONOFF SNZB-01Zigbee Wirele Switch is a mini and exquisite ZigBee wirele smart switch replying on SONOFF ZigBee Bridge that allows you to reach the purpose of scene linkages between ZigBee devices (SONOFF BASICZBR3 DIY smart switch and S31 Lite zb smart plug) and Wi-Fi devices. 2.SONOFF SNZB-02is a ZigBee temperature and humidity sensor that can seamlely work with SONOFF ZigBee Bridge to track and record the temperature and humidity change in your home, which all real-time readings can be checked on eWeLink APP. 3.SONOFF SNZB-03is a ZigBee motion sensor is an extra-handy smart device for placing anywhere in your home to detect motion and trigger alarms. 4.SONOFF SNZB-04is a ZigBee two-in-one wirele door/window sensor that can be put on your door or window to tell you with an alert notification if your door or window is opened or closed, adding an extra layer of security to your home. 5.SONOFF ZBBridge is aSupport Sub-devices: BASICZBR3 Smart Switch, S31 Lite zb Smart Plug, SNZB-01 Wirele Switch(Coming soon),SNZB-02 Temp. and Hum. Sensor(coming soon), SNZB-03 Motion Sensor(coming soon),SNZB-04 Wirele Door/Window Sensor(coming soon) Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store