Electric Heated Blanket with Adjustable Heat Levels & Timer Control add2904h Multiple cars race without interference:

Multiple cars race without interference: Allows for simultaneous races with no signal disruption

By experimenting with stacking and overlapping

94 pieces with strong magnets: Provides a wide variety of pieces for creative and stable builds

A tidy 30″ × 18″ × 6″ footprint for easy placement at home or on the go

Closed pathway: Valve and diaphragm help block backflow

Electric Heated Blanket with Adjustable Heat Levels & Timer Control add2904h Multiple cars race without interference:This heated blanket is constructed with a fiber blend shell and fill, utilizing a routed heating filament for heat distribution. It features solid state regulation to maintain consistent output up to a maximum of 113F (45C). The controller is detachable, allowing the blanket to be machine washed. Controls: Digital push button interface. Heat settings vary by size: Throw and Full (6 levels); Twin (9 levels); Queen (10 levels). Timer: Programmable auto