Dual four element passive infrared detector + intelligent signals processing + microwave
Fully sealed with two waterproof layer, for indoor and outdoor use
Pet immunity: Less 35kg
Special lens anti-UV to reduce false alarm
Original import optical filter to block motley light up to 99%
Features
DC 9-16VDC, 25mA currency
Detecting area: (11M+11M+9M)x2M, detecting angle: 110 degree
Detecting range: 3-18M adjustable AT 2M height

Microwave frequency: 10.525MHz
NO, NC alarm output
Red LED light lasts three seconds for alarming.
Tamper switch inside, 50Ma/30VDC
Anti white light > 8000LUX (indoor use)
Anti-EMI, > 30V/m, 30MHz-1GHz
Working humidity: 0-95%
Dimension: 178x85x70MM