Gliderol® 3 button remote control, controls up to 3 doors or gates.
Suits models: roller door opener Glidermatic, GRD™ and sectional opener Glidermatic GTS, GTS 2000™ Tilt and Sectional Door Automatic Operator.
Not compatible with GTXU3 which looks the same, but has a blue circuit board & takes a 6 volt battery.