WIRELESS KEYPAD • Open or close your garage without a transmitter or key. The LiftMaster wireless key pad opens and closes the garage door with a four-digit numerical code. Visitors, for example, can be issued with a temporary access code. • Wireless, powered by a 9V battery. • A weather-proof cover protects the keys. • The backlit keypad is easy to operate in the dark. • For use with LiftMaster operators with 433Mhz rolling code: 5580KTX, LM3800TX