You can just use a walwart to power the wiper motor. Go to
Halloween Prop Building Supplies For The Home Haunter - Monster Guts
check out the section on wiper motors and it will show you everything. they sell the whole set up there, just hook it up and away you go.
Halloween Prop Building Supplies For The Home Haunter - Monster Guts
check out the section on wiper motors and it will show you everything. they sell the whole set up there, just hook it up and away you go.