This is a top-of-the-line ARRMA Kraton 1/5 8s BLX motor with a Spektrum Firma Smart 160 AMP Brushless ESC & Motor. It is compatible with trucks and monster trucks, has a fuel source of electric, and is designed for a scale of 1:5. This item is perfect for those who want to test their driving skills and experience the thrill of racing. This is super nice and works great. Any questions please message me before during or after.