With dual element infrared and X-band microwave
Tri-technology with  excellent performance microprocessor is more effective than single-technology to reduce false alarm from pets
Ensures the sensor obtain an uniform sensitivity within the protected area   
Dynamic temperature compensation      
Quick and easy installation
PIR optic: high precision 7-curtain mirror optic
Microwave frequency: 10.525GHz
Detection range: 9 x 9m
Working temperature: -25 to +45°C
Relative humidity: 5 to 95% RH
Detection sensitivity: microwave (adjustable)
Power supply: 9.5 to 15V DC, 14mAh
Alarm output: NC contacts, 35V DC and 150mAh (maximum)
Tamper output: NC contacts, 24V AC and 500mAh
Response speed: 0.3m/s to 3m/s
White light immunity: 10,000 lux/m
RF immunity: 50V/m, 10 to 1000MHz
Pet immunity: below 10kg
Dimensions: 92 x 52 x 37mm
Net weight: 80g
Gross weight: 100g