This deluxe Sights amp Sounds version of the Over the Track Signal is the perfect item for any TWR consumer...takes a classic TWR destinationtheme and enhances its play pattern even more. Features electronic train signals with working lights amp sounds. Features a switch on the side that allows the parent to set the toy to quiet mode. This turns off the signal's sounds, but the lights keep working. The switch should be set to the on position to fully enjoy the lights and sounds features. Requires 2 X AA batteries demo batteries included Measures 5.75L