Flashing lights! Fun sounds! Exciting railway features! The BRIO battery-powered railway collection adds realism and action play fun to any BRIO Wooden Railway Set. The Adventure Tunnel is an exciting tunnel with a hidden hillside track and magnetically operated sound system. When the trains travel through, four fun and exciting sounds are automatically activated for up to 10 seconds. The sounds can also be activated by pressing the button on the top of the tunnel. Requires 2 "AA" alkaline batteries (not included). Measures approximately 8-1/2 inches tall.
