Features Small & lightweight design ( total 28g without batteries ) Dual color OLED display Display SpO2,PR,

Small & lightweight design ( total 28g without batteries )

Standard accessory

2 AAA Alkaline batteries

Operating manual

Hang string

Dual color OLED display

Display SpO2,PR,Pulse bar and Plethysmogram

6 display modes

Low power consumption, automatically power off

Battery-low indicator

2 AAA alkaline or rechargeable batteries

Adjustable brightness

Accommodates widest range of finger sizes from pediatric to adult