SONOFF DW2 - Wi-Fi Wireless Door/Window Sensor No Gateway Required Support to Check History Record on APP

SONOFF DW2-WiFi Smart Door/Window Sensor | No Hub Required | Alexa & Google Compatible | Battery Not-Included

Tapo Tp-Link H100 Iot Smart Hub with Chime, Smart Alarm and Doorbell, Smart Actions with Sensors, Switches & Buttons, Connect with Up to 64 Smart Devices, Alexa, Google Assistant Compatible

Tapo TP-Link C210 360° 3MP Full HD 2304 X 1296P Video Pan/Tilt Smart Wi-Fi Security Camera | Alexa Enabled | 2-Way Audio| Night Vision| Motion Detection | Indoor CCTV White