Top Positive Review for Door Sensor on Banggood|Shopping Philippines

DW1 433Mhz Door Window Sensor Compatible With SONOFF RF Bridge For Smart Home Alarm Security US$8.99 View It

Overall:

kroko 07/08/2018

It only send an alarm when you open the door. You don't know if door is closed :(

Comments (2)

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mated No Alarm - door is closed :D
Reply 30/08/2018

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KalteLötstelle No, not safe.Possibly the door/window was closed again after opening, possibly it is still open.The device sends only one event when opening, there is no status of opening.It is not suitable for security applications / Smarthome.
Reply 08/09/2018

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