12~24 VAC/VDC operation 1,010 Users (Output #1: 1,000 users, Output #2: 10 users) 2 Form C relays, each rated 1 Amp @ 30VDC Each relay has programmable output time from 1~99 seconds or toggle Output #2 can be programmed for use with a doorbell 2 Egress inputs and 1 door sensor input Weatherproof (IP65) Backlit keys for easy nighttime use 2 Multi-colored status LEDs All features are programmed directly from the keypad - no need for an external programmer EEPROM memory protects programmed information in case of power loss Optical tamper sensor for added security Circuitry is potted with epoxy for outdoor use