Create your smart home with Xiaomi Mi Smart Sensor Set. The set consists of a Wi-Fi-hub that controls your home, two motion sensors, two window and door sensors and a wireless switch. Connect the hub to your router via Wi-Fi and control all of the connected units in your home with your smartphone. The discreet motion sensors are made of fire resistant, eco-friendly, quality material and can instantly detect the motion of a person or pet. – All wireless – 1 Wi-Fi-hub – 2 motion sensors – 2 window and door sensors – 1 wireless switch