Thera Band Hand Exercise Ball Yellow X Soft Comb Ultrasound Muscle Stim Removable repolishable light pipes make Color:Yellow Removable repolishable light pipes make these the longest lasting fiber optic laryngoscope blades in the world * Reduced handle and blade weight for improved balance and maneuverability facilitating even the most difficult intubations * Repairable allowing replacement of the deteriorating light payways for a fraction of the cost of a replacement blade * Single piece stainless steel blades ensure blade integrity (no soldered joints) * Inside vertical 11mm * Inside base to tip 172mm 0 A @ 120 VAC) DC: 11 16 VDC (5 Resistance training for hands fingers and forearms * Helps strengthen grip increase mobility and dexterity * Four color coded resistances * Can be used for hot or cold therapy *