Measures oxygen level & pulse rate Easy to read Clear, bright high-definition display Comfortable silicone padding Non-invasive, lightweight The screen adjusts to read from all sides For SPORTS & aviation use Featured Benefits One-button operation Two power modes automatically switch Three measurement parameters: Spo2, Pulse Rate, PI Six Display Interface Eight seconds automatic power off Low battery indicator Directions: To Operate: Place one of your fingers into the Pulse Oximeter to the end and press the switch button one time on the front panel to turn it on. Lanyard Installation: Tie the lanyard through the hole in the rear of the Pulse Oximeter. For best results, keep hands still while taking a reading. Note: Fingernail.
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