Eva Pneumatic Walker With Directional Casters Adult Balance Training SpO2 and pulse rate can Style:Right Ear SpO2 and pulse rate can be shown correctly when pulse filling ratio is 0 Display :LCD screen 5 tall * The easy to release lever mechanism is conveniently located under the front armrest support frame * This unit is ideal when being used with a wide range of patients with it s easy height adjustment * Includes Standard Handgrips * Weight capacity 333 lbs * Directional Casters align the rear casters to track in a straight line to assist the user in controlling the direction of the EVA Walker * Step ON for directional tracking Step OFF unlocks the directional tracking * NOTE: Caster locks are only on the front casters on models with Directional Casters