I use a spare android device this is important that connects via bluetooth to my echo and via lannouncer and a smartapp called big talker my alexa speaks to me any event i want from almost any device.
Alexa door window sensor.
Aqara door and window sensor requires aqara hub zigbee connection wireless mini contact sensor for alarm system and smart home automation compatible with apple homekit alexa 4 5 out of 5 stars 123.
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Highly compatible door and window sensor can connect with countless smart devices in the world to create your ideal smart home lifestyle.
Wsdcam glass break sensor alarm 125db ultra slim wireless glass break detector window alarm vibration sensor for home window and door security 4 pack 4 6 out of 5 stars 27 26 99 26.
Smart door sensors 1 4 mile world s longest range wireless window door sensor work with alexa ifttt smartphone monitor app alerts open reminder smart home security kit 4 packs yolink hub included.
I have alexa speak whenever certain sensors do something like my doors locks and windows.
Koogeek door window sensor open entry smart wifi sensor contact door window sensor notification reminder alexa for voice control no hub required replaceable battary remote control 1 pack 3 4 out of 5 stars 359.
Door and window sensor is compatible with apple homekit and amazon alexa.