The battery compartment is clean. The motor is there but not running. The lights come on. One of the treads is missing.......I am just selling my own stuff, I am not an expert on anything. I will try and describe everything the best I can and describe it with photos... Please email me with any questions... Combined shipping discount. Money back if not as described... I try to be as accurate as I can with my shipping costs, but if I overcharge I will refund to your Paypal account.... Please email me for international shipping....Thanks....