Function: interrupt reset  infrared photoelectric sensor  network output / LED indicated alarm metallic cover,anti electromagnetic interference  strong surroundings adapatability SMT workmanship, strong stabilityanti white light interference, dustproof, insect prevention dimension: operating voltage:DC12V  quiescent current:≤2mA alarm current:≤10mA  working temp.:-10°C~+50°C  working humidity:≤95%RH  output:network exit / LED indicated alarmsurvey area:20 square sensitivity class:1 level alarm output:relay output(N.C. )  Size:Φ104*51mm  

Alarm Horn