Sommer 4020 TX03 868-4 Four button remote control keyfob transmitter
Sommer 4020 868 MHz four button remote control transmitter
Sommer 4020 TX03 868 MHz four button remote control transmitter for use with Sommer garage door openers.
This remote control is compatible with all 868Mhz Henderson and Sommer garage door openers
including the Aperto, Marathon, Sprint and Duo models.
Supplied with CR2032 battery and instructions.
Dimensions 87 x 12 x 24 mm.
Not to be confused with the APERTO TX03 434-2 which operates on a different frequency, please check that your LED light is red in colour.