... motor and generator,excellent performance,start easily,low oil consumption; Trailer Light Tower RY-10-4-1000 new product! Engineering,road, ... With trailer hitch to connect other vehicle; Plastic treated ,anti-rust,anti-corrosionand beautiful; Optional functions,(electrical waving of light bar,remote control ... power adaper plug); Have passed CE certificate new product! Trailer Light Tower RY-10-4-1000