The RTS-500 is an infrared door control motion sensing exit device. It uses an European-sized face plate that can adapt to any environment. The protection range proximity is 10 centimeters, and suitable for any access control units with emergency push buttons. The relay rating is 3A @ 125 VAC/30 VDC, and the relay timer is adjustable from 0.5 to 20 seconds. The case material is an ABS (UL94V0) with an operating temperature from -20鸆 to +70鸆. The ambient humidity range is about 5 percent to 95 percent with a non-condensing and bi-color LED indication.