Ability to walk, stand, sit, kneel, push, stoop, reach above the shoulder, grasp, pull, bend repeatedly, climb stairs, identify colors, hear with aid, see, write, count, read, speak, analyze, lift and carry under 30 lbs., and perceive depth. Equipment (machines, tools, devices) used in performing the essential job function include but not limited to computers and related equipment, calculators, copiers, fax machines, and telephone.