North American Health & Wellness Color-Coded Finger Oxygen Meter - Universal Pictures Home Entertainment Four color-coded screw-down connections

Four color-coded screw-down connections

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North American Health & Wellness Color-Coded Finger Oxygen Meter - Universal Pictures Home Entertainment Four color-coded screw-down connectionsColor changing, lightweight oxygen meter is designed for non medical periodic spot checks of pulse rate and blood oxygen saturation levels.. Color changing backlight indicates green for normal, yellow for caution, red for alert. Requires 2 AAA batteries (not included). Includes storage case. Intended use: For non medical periodic check of heart rate and blood oxygen saturation level at home, and for sports and recreational uses such as mountain