The AX-200TN is a 60m outdoor dual beam from Optex which is used for perimeter surveillance locations in outdoor areas which may experience severe environmental conditions. The AX-200TN 60m outdoor beam comes with an anti-frost cover, an IP65 rating, an easy angle adjustment, plus protection from lightening strikes or other electric surges. The AX-200TN outdoor dual beam also features an adjustable beam interruption time, an AGC circuit, a high grade spherical lens, as well as a 99% beam blocking stability. This excellent dual beam includes a durable structured device of high quality with rubber packing for avoiding problems which may have the opportunity to enter the device such as moisture, dust, insects and other debris, and comes complete with a high accuracy rating for preventing false alarms.