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Wireless Motion Detector Burglar Alarm Sensor DC 3V PIR Infrared Doorbell

#EHO495702 គ្រឿងទ្វារ & សោរ Selected by LITTLEFASHION

$15.20   $12.16 App Only

Descriptions
  • Introductions::
  • 1. Gently open the front cover of the sensor, install a 9V laminated battery, and open the switch on its internal circuit board.
  • 2. Slide the back battery cover on the back of the receiver and install two No.5 batteries.
  • 3. Push up the power switch on the side of the receiver to turn on the receiver switch.
  • 4. Install the sensor on the side of the entrance of the gate or where you need to detect the human body.
  • 5. Adjust the volume of the receiver. Turn the power switch of the receiver to the middle position for low volume and the top position for high volume.
  • 6. Adjust the sensor Angle to the appropriate position. When the customer enters its detection range, the receiver will automatically emit a pleasant music ring tone and the red LED light will be on.
  • 7. Each time the sensor power is turned on, the wireless greeter doorbell needs to perform "self-check" function, about 10 seconds, and then enter the normal working state.
  • Specifications:
  • 1. Operating Voltage of Inductor: DC 3V (the product does not carry batteries, so you need to purchase by yourself)
  • 2. Working Voltage of Receiver: DC 9V (the product does not carry batteries, so you need to purchase by yourself)
  • 3. Transmission Frequency: 315 MHz
  • 4. Launching Distance: 100 m/328.08 ft (in an open environment without obstruction or interference)
  • 5. Sensor Distance of Transmitter: 3-7 m/9.84-16.40 ft
  • 6. Music Ringtone: Classic single (For Alice)

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