Walmart offers the Louisville Slugger UPM 45 Blue Flame Pitching Machine, model no. L60111, for $152.99 with free shipping. (Amazon charges the same.) That's the lowest total price we could find by $54. It requires no electricity and throws regulation baseballs and fastpitch softballs up to 45mph, lightweight practice baseballs and softballs up to 60mph, and slowpitch softballs with up to a 12-foot arch.