Wireless Doorbell Emergency Button

Features :

  • Can be used with the H1 alarm system. simply press the button, then alarm system will be ring doorbell.
  • Freguency: 433Mhz
  • Input voltage:3V battery(CR2032)
  • Can be used as door bell or emergency button
  • Easy installation

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1.This sensor CANNOT be used independently. It needs to work with the 433MHz alarm host.

For Example:

Smart Home Wireless/GSM Alarm System – G66W

Smart Home Wireless Alarm System – H1

433 Doorbell