Marantec 101115 Digital 572 Hand held Transmitter, Small 2 Channel Radio Remote Control Opener for Garage Door Operators, White

The particularly compact hand-held transmitter for operating up to 2 gates or functions Bi·linked wireless system – code changing with every push of a button and 128-bit encryption offer high security against unauthorised access Includes a ring for attaching the hand-held transmitter to the key chain For all Marantec drives with bi-linked radio receiver and other drive systems with bi-linked universal receiver Made in Germany, Weight: 0.0661386786 pounds, Manufacturer: Marantec