Features:
*Unique doorbell with motion sensor detector that triggers the doorbell main unit.
*Motion sensor range area is about 7 meters area at an angle of 110 degrees,operating range is about 100 meters(open place).
*Independent alarm horn,maximum 110dB,volume is adjustable.
*Receiver host uses 2*AA battery(not included),motion sensor uses 1* 9V 6F22 battery(not included).
*Applicable to all kinds of shops, hotels,offices,factories,homes,etc.


Specifications:
Working Voltage of the Receiver:2* AA batteries(not included)
Working Voltage of the PIR Sensor:1* 9V 6F22 batteries(not included)
Working Range: Up to 100 meters(open place)
Infrared Sensing Range: Up to about 7 meters
PIR Sensor Viewing Angle: 110 degree
Transmission Frequency: 315MHZ
Volume Adjustment: high,low
Receiver Size: Approx. 95*70*30mm(L*W*H)
Sensor Size: Approx. 90*60*50mm(L*W*H)


Package Information:
Package Size: Approx. 10.5*10*7.5cm/4.1*3.9*2.95in
Package Weight: Approx. 175g/0.38lb                 


Package List:
1* PIR Sensor
1* Receiver