Optex Code-8816
Detection Range-200m
Sl-650qdm Series Is The Most Advanced Long Range Photoelectric Detector. 
In Addition To Quad Beam And Double Modulation, Our Unique Technology Automatic Transmit Power Control Decreases Falese And Missed Alarms. 
Led Indicator And Sound Assist And Upper/lower Beam Selection Button Lighten Your Workload While Achieving Perfect Alignment.
Sniper Viewfinder With X2 Magnification
Double Modulation (Sl-qdm/qdp Only)
High Power Quad Beam (Sl-qdm/qdp Only)
Beam Power Control Selector (Sl-qdm/qdp Only)
A.t.p.c.-automatic Transmit Power Control (Sl-qdm Only)
I.a.s.c.- Integrated Alignment Status Communication (Sl-qdm Only)
Upper/lower Beam Selection Button (Sl-qdm/qdp Only)
Optional Beam Alignment Unit (Bau-4) Is Available
Warranty:- 1 Year

Read More