MDX1071 Features: * Features four raised internal points : to help the patients finger correctly find best reading position * External rubber side flap cover keeps the light out to provide an even more accurate reading * Adjustable brightness (Levels 1-10) * Low power consumption and battery-low indicator and will automatically powers off when not in use * Displays Sp02, Pulse Rate, Pulse Bar and Plethysmogram Color/Finish: * Dual color OLED display with 6 display modes