Tessan Smart WiFi Door/Window Sensor

$17.99
$20.99 + Free Shipping for Prime members

The door sensor itself does not include a chime; However, you can program it to some smart voice devices via Smart Life app; When the sensor triggered open or close, the voice devices will perform as an alarm or bell in 10 seconds. These were selling for $20.99, are now marked down to just $19.99. The price then drops further to $17.99 when you clip the $2 coupon on the product page. Shipping is free for Prime members.

Clip the $2 coupon on the product page.

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Amazon
By Hanna in Home

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