The Prestige Model 459 Pulse-Ox is an affordable device that provides accurate fingertip measurement of Sp02% (Oxygen Saturation) and pulse rate. Features include and LED display screen that can display data in two directions, low power consumption, and an auto shut-off feature. Two AAA batteries give up to 30 hours of continuous use. Lightweight and compact design that offers quick and accurate measurements.
Includes two AAA batteries, a nylon case, and lanyard.
Dimensions: 4" H x 2" W x 3" D
Weight: 3.45 oz
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Hard to read display even in bright room light. Does work OK if you don't mind shielding the display with your hand to read it.