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NB-IOT Window Alarms

DREAMLNK is NB-IOT Window Alarms manufacturers and suppliers in China who can wholesale NB-IOT Window Alarms. We can provide professional service and better price for you. If you interested in NB-IOT Window Alarms products, please contact with us. Tips: Special needs, for example: OEM, ODM, customized according to demands, design and others, please email us and tell us detail needs. We follow the quality of rest assured that the price of conscience, dedicated service.
  • ASK Window Alarm Sensor
    ASK Window Alarm Sensor
    Model: S-D101-A
    Chip: 1527 Learning Code
    Frequency: 433/315 MHz
    Voltage: DC 3V
    Distance: <100m
    Size: 48*71*18mm
    Door sensor is a safety alarm device, which is used to detect whether doors, windows, drawers, have been opened or moved illegally.
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