Ravensburger Gravitrax power set extension interaction

A set expansion pack that includes 7 GraviTrax POWER Elements! Find in this set extension set 7 GraviTrax POWER Elements, which work electronically, reset themselves to their initial position and communicate with each other by sending invisible signals to trigger their effect. New functions to vary rhythms, multiply possibilities, lengthen travel times and discover perpetual motion. A premier step into programming and connectivity with GraviTrax POWER!

Contents:
13 pieces including 1 remote control, 1 connected starting block, 1 connected trigger tunnel, 1 connected switch switch, 1 connected Elevator element, 1 connected Lever element, 1 finisher block with 1 connected tunnel, 2 tiles, 2 guides and 1 booklet with assembly plans.