Adopts unique spherical Fresnel lens, more powerful in light focusing. New filtering structure to multi-layer sundry lights, stronger capacity of anti-interference. Multi-grade thundering-defending system, more dependable for outdoor usage Super stable digital two infrared beams with frequencies and pulse synchronization Fully airproof structure, effective water-proof, dustproof and insects-proof Beams response time adjustable, fit for various environments Integrative optical collimating mirror, more accurate and convenient adjustment LED display for calibration, convenient for installation and adjustment Adopts imported PC material with high strength for housing, more elegant and durable, better prevention for vicious damage. Horizontal adjustment: 180 degrees; Vertical adjustment: 20 degrees.

Model STB-20 STB-40 STB-60 STB-80 STB-100
Distance outdoor 20m 40m 60m 80m 100m
Operation current 40mA 50mA 50mA 70mA 80mA
Operation voltage DC 10.8¡ª18V
Lens system Spherical Fresnel lens
Response time 50¡ª700ms
Alarm output time 1.5s
Alarm output contact NO&NC
Alarm output capacity 1A/120V AC 2A24V/DC
Beams adjustment V: 20 degrees +-10 degrees H: 180 degrees +-90 degrees
Operation temperature -25 Centigrades ¡ª+55 Centigrades
Weight 600g