Wireless 2-zone motion detector for outdoors. PIR detection range 12m x 90°. Has 2 special PIR elements that detect movements independently of each other. A message is only forwarded when triggered together. Offers a high level of immunity to false alarms. Has anti-masking protection and tamper protection. Occupies an address in the 9000 system. Radio frequency: 868MHz. Power supply: 2x lithium battery 3V (CR123A, included). Installation height: 0.8 - 1.2m. Protection class: IP55, operating temperature: -20°C to +60°C. Dimensions: 71 x 186 x 106mm.