Home Smart Spot Wifi, Door Sensor, Open/ Closed Detectors, Alert Security Alarm. Features: Compatible with Alexa & Google Home: Simply Use Your Voice to Control the Connected Devices by Alexa or Google Home. It Can Also Perform Auto Control Together with Other Smart Devices Which Are Compatible with Smart Life. Convenient for You to Detect Your Doors, Windows, Cabinets, Drawers or Anywhere You Want to Notified when It is Opened or Closed. It Will Push Notification Message to You when the Door/window Opens or Closes, So You Can Discover the Intruder in Time. Furthermore, You Could Share the Device to Your Family Members and Track the History of Sensor Activities. Easy to Install: No Complicated Installation Tools Are Required. Specifications: Kit Configuration: Door/Window Sensor Power: 2pcs AAA (not Included) Video Interface: No Display: No Alarm Type: The Alarm Model Number: TY01/XCS1 Password Keyboard: No Arming Type: APP Connection Type: Wireless TY01 Wireless Type: 2.4GHz(not Support 5G ) TY01 Protocol: IEEE 802.11b/g/n Type: Door & Window Detector Sensor Color: White XCS1 Wireless Frequency: 433MHZ XCS1 Arming Type: FR Remote-controller . Your order will be shipped from abroad so please allow the necessary time of at least 14 work days for delivery due to ongoing delays in postal deliveries globally.