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SMARTERA Infrared anti-theft Alarm sensor store doorbell

SMARTERA
2 Review(s) Sold:4
Price:
$30.00
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(34 available)
  • Description
  • Reviews(2)
Input voltage: USB-5V
Receiving frequency: 433.92m
Working power consumption: 0.5W
Wireless distance: about 150m (open area)
Sensor size: about 60*70mm
Alarm size: about 100*61mm
Average rating: 5.0 based on 2 reviews
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