Show your love of the railroad with this pre-wired plastic railroad crossing that flashes like a real railroad crossbuck when you apply your vehicle's brakes! Perfect for mounting on the back of a trailer or on your train room door or wall, it measures 5"x 5", includes bulbs and a standard 4-wire flat connector, and can be plugged into a 12-volt DC transformer or a 9-volt battery for portability. #0R61092