M-103HD The M-103HD is a heavy-duty 3 R.P.M. mirror ball motor from American DJ that will work with mirror balls up to 20 inches (50cm) that weigh up to 22 pounds (10 kg.). The M-103HD is easy-to-use and is intended for indoor use for night clubs and permanent installations or in mobile applications for Mobile DJs or bands. Front View Can be used with clamps Specifications: Heavy-duty 3 R.P.M. Mirror Ball MotorFor use with up to a 20-inch (50cm) mirror ballGreat for night clubs and other permanent installations, mobile entertainers & bandsEasy-to-use: plug and playRotation speed: 2.5–3 R.P.M.Indoor Use OnlyMax load: 22 lbs. /10kg.Power: AC 120V/60Hz or 230V/50Hz (non switchable)Dimensions (LxWxH): 5.5”x5.5”x3.25”/136x136x80mmWeight: 2.5 lbs. / 1.055 kgs. Specifications subject to change.