See also:

Universal Home Remote System (With Three Round LED)
The Universal Home Remote System provides a way to replace up to three hand-held Radio-Frequency (RF) transmitters used to activate devices such as garage door openers, security systems, and home ...

Using the Universal Remote System
Press and hold the appropriate Universal Remote system button for at least half of a second. The indicator light will come on while the signal is being transmitted. ...

LOW BATTERY
This message is displayed when the battery voltage is low. See Battery for more information. ...