Tracked medical chair, a kind of heavy-duty evacuation stairway chair, is an efficient and safe evacuation solution for smooth stair ascent and descent. When you are faced with an emergency, you can easily resolve various mobility difficulties without the need of great physical strength or lifting. 1. SAFE: We've built a host of important safety features into this stair lift. Including joy stick, convenient brake, more stable rear wheels, thicken and widen foot rest in the durable construction. 2. PORTABLE: You can carry, fold and store it either in the car boot or for transportation quickly and easily. 3. DURABLE: One year warranty and lifetime after-sales ensures it will quickly serve as your favorite choice. Discount Electric Stair Chair website:http://www.fabiomedical.com/stair-climbing-wheelchair/electric-stair-chair/