American Hunter 20558 Heavy Duty Spin Kit 8 Programs 1-30 Seconds Duration Black Features Digital TimerThe Spin Kit from American Hunter has a heavy duty metal control housing with high torque industrial motor, "no blow" slinger which resists wind and grain trickle, and a metal downspout. It is easy to install and runs on 6 or 12 volt batteries. The digital timer features a power indicator, memory preservation up to 30 min after the power is out, feeds 1 8 different times per day at a 1 30 second feed rate and has three spread speeds of 3000, 3300 and