product description:
Features: With intelligent processing technology ,the detector can detect infrared rays released from human body,and identifi interfering signals and human movement signals, thus preventing false alarm.
Being able to detect human movement within 8m space, suitable for installation in any place of yor house that can t be cover by contact access sensor,without opening door or window.
Specification: Installation Mode:Wall mounted by bracket
Operating voltage:4.5V
Transmitting Freq.:433MHz
Transmitting Distance: around 100m(Open area/no interference)
Detecting Coverage:8M,110degree field of view
Installation Height: around 2.2m
Battery:3*AAA alkaline battery(included)
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