1.Outdoor beam sensor,2 beams detector 2.With high levels ... .Passed CE,FCC,ROHS,IP55 certification Main Features:1. Outdoor beam sensor/2 beams detector2.Up and down optical lens ... filtering5.With high levels of anti-RFI/EMI capability6.Unique design of the digital filter circuit7.High-power transmitter, ... *45.0*36.0cmPassed CE,FCC,ROHS,IP55 certification Outdoor beam sensor(ABT-20,ABT-30,ABT-60,ABT- ...