Features: Chest X-ray Platform Stainless Collapsible Siderails with Safety Lock Foot Pedals (on Both Sides) for Electric Hi-Low and Trend Controls at Any Height Backrest Position Handle (Gas-Spring 0~90 degrees) Two-Step Foot Position Lever (Up to 15 degrees) Crank Operation for Knee Positionat at Foot-End Central Braking and Steering System 8-inch Central Brake Casters with Dust-Proof Cover ABS Bottom Cover with Storage Bin Four ABS Corner Bumper Six Drainage Bag Hooks Ten Retraint Strap Holders Seat Position Trend & Rev. Trend Function Battery Back-Up System Battery Light Indicator