Single Beam Infrared Radiation Detector Automatic Door Light Sensor Burglar Alarm Infrared Alarm Detector Detection Range:10-20m Voltage:DC 12-24V 1. Outdoor warning distance: 10m 2. Indoor warning distance: 20m 3. Induction speed: 50ms 4. Alarm output-General: Normally closed and normally open (NC&NO) Contact capacity AVDC 30V0.5mA 5. Alarm linkage: Yes 6. Working voltage: DC 12-24V 7. Shell material: PC 8. Product size: 7.6x4.9x2.9cm 9. Anti-glare up to 50,000 LUX, built-in automatic adjustment of strong light filtering system to avoid the influence of glare or car light 10. The all-weather integrated structure of fully sealed rainproof (fog), dustproof (worm), etc. makes it work normally in harsh environments 11. The detector will automatically increase the sensitivity when encountering dense fog or bad weather (AGC circuit) 12. High level of RFIEMI resistance 13. Unique digital filter circuit design 14. High-power transmitting device, photographic margin is up to 90% High-power infrared receiving tube, low-power processing technology Lightning protection circuit design 15. With rain cover design 16. C type relay output 17. The beam interception period can be adjusted to make it more flexible and adaptable 18. Professional anti-interference optical cover