RSS Proform 14.0 CE Elliptical Trainer with push-button power incline Proform 14.0 CE Elliptical Trainer lets you work out every day with Jillian Michaels of The Biggest Loser fame!   Proform 14.0 CE Elliptical Trainer has a power incline 0, 15, 20, and 25 percent increment settings that can target different muscle groups