Go-Go® ES 2 (S81)*FDA Class II Medical Device**This product has been discontinued. Two speed settings high and low (outdoor indoor) Modular design for easy serviceability A standard front basket provides ample storage Lightweight, one piece frame for added stability and easy portability * Pride FDA Class II Medical Devices are designed to aid individuals with mobility impairments.* Model Go Go ES 2 Model Number S81 Front Tires 2" x 7. 5" Solid Rear Tires 3" x 7. 5" Solid Maximum Speed* Up to 4