GraviTrax POWER Extension Interaction — 8 Radio-Linked POWER Accessories (Ages 8+)

Pack extra interaction into your marble runs with the GraviTrax POWER Extension Interaction set. This kit includes 8 accessories that link via radio signals so the POWER Trigger can signal the Starter, Switch or Lever, or you can take command with the POWER Controller. Contents: 1 POWER Starter, 1 POWER Finish, 1 POWER Finish-arena, 1 POWER Trigger, 1 POWER Switch, 1 POWER Elevator, 1 POWER Lever and 1 POWER Controller. Requires 12 AAA batteries (not included). Players can experiment with signal-controlled automation to boost their builds.