| Accurately measures oxygen saturation or arterial hemoglobin, pulse rate and perfusion index Accommodates a wide range of fingers sizes, circumference approximately 20-75mm, user weight approximately 33lbs ~ 242 (15KG~110KG) Dual-color OLED display Automatic rotating display Display Blood-Oxygen Saturation (Sp02), Pulse Rate and Pulse Bar Low battery indicator Automatic shut-off Batteries included; 2AAA Latex Free Veridian # 11-50D Complete Monitoring System: Pulse oximeter, two AAA batteries and detailed English/Spanish instructions |