Portable Fingertip Pulse Oximeter LCD Display Digital Oxygen Meter Clip

Oxygen saturation, 36%-99% +2%
Display method External ,Colored OL ED display screen

dimension ,63*36* 30mm
Pluse display , 30bpm-250bpm +1%

Power requirement, 2pcs AAA alkaline battery
Weight ,62g(battery weight included)
For the convenience and safety of transportation, the package does not contain any batteries.

Working method, intermittent operation
Working current,20mA-120mA