Laser Anti-Collision System, "Telemotive" Laser Guard, Operating Range : 10 to 150 Ft, Laser Rating : Certified as Class 1 (Eye Safe) Accuracy : Better that 0.5 ft, Over the Total Range, Laser Beam : Modified for Anti-Collision Applications, Control Outputs : Three-Relay Contacts with 1 form C Rated at 10 Amps. 270V AC, 27V DC Fault Output : Relay Output 1