Main feature:
MCU processing adopted
Wireless transmitting digital signal
Low power indication
Automatic temperature compensation
Low power consumption, long battery life
SMT adopted, anti-RFI & anti-EMI
Adjustable detecting distance
Adjustable time of alarm delay

Technology parameter:
Operating voltage: 2*1.5V (2*AA battery)
Standby current: Less than 12uA
Alarm current: Less than 15mA
Operating temp.: -10 to +50 degrees
Installation mode: Wall mounted
Installation height: about 2m
Detecting distance: 9-18m
Detecting angle: 15 degrees
Transmitting freq.: 315MHz or 433MHz
Transmitting distance: More 200m (in the open area)
Dimension: 110*69.5*40mm