Multiple Interactive infrared beams shooting. Adjacently 2 beams interruption detection.

NC/NO relay output.

Easy alignment with visual LED indicator and audible buzzer

High quality PC engineering plastic cover outside.

Resistant to rain, fog, snow and frost.

Digital frequency conversion.

CPU microprocessor, good performance against outdoor interference.

AGC pure digital circuit design, DSP digital chip programming, really reduce false alarm

Horizontal optical angle can be easy to adjust (180°)