Gibson Fingertip Pulse Oximeter?rapidly detects changes in one’s blood oxygen level and pulse rate (PR). It has a dual-colored display and can be used in family, hospital, oxygen bar, community healthcare, and physical care in sports.

Gibson Fingertip Pulse Oximeter With Audio Visual Alarm Detail:
Two Colors OLED Display.
Figure & Oxygen Volume Chart Display together on Interface.
Adjust the Display Interface Direction Manually.
Audible Alarm Function, Low Power Consumption.
20 hr Continuous to Work & Low Voltage Indicator.
Automatic Power Off, When No Signal on 8 sec.
Small, Light Weight & Convenient to Carry.
Can Set Up Oxygen Alarm Limit, Upper & Lower Limits of PR, Alarm Switch & Sound Switch.