Compact remote control! On Multi-Train System layouts, this comfortable, handheld remote controller: Programs MTS loco decoders (addresses 0-22) / Programs MTS turnout decoders (addresses 1-128) / Controls up to 23 locos (speed, direction, emergency stop, and MTS locomotive functions) / Controls up to 128 turnouts, signals and other accessories / Controls up to 10 locomotive sets in multiple unit operation / Controls up to 10 preprogrammed routes, each route with up to 15 turnouts. In addition, the Universal Remote Controller features: Digital display / 10-digit keypad for locomotive address input, direct remote control of MTS locomotive functions and other functions / Long connecting cable (approximately 6 meters / 20 feet) / can also be expanded to wireless operation with an LGB 55050/55055 combination, batteries required but not included in the hand-held controller. 185 x 94 x 55 mm / 7-1/4” x 3-11/16” x 2-3/16”.