All new, HUINA 1594, WITH ALL METAL TRACKS, YELLOW AND CHARCOAL GREY in color. Magnificent RC machine,ready to run right out of the box. Has screw-drive technology,metal tracks that give it more stability and strength to break ground. It is Hobby -Grade quality.great battery life for life like operations. This is one of  the best RC construction excavators yet. Comes with rechargeable batteries,remote batteries are double AA,sold separately.Have a great day,and have fun!