Reddit reviews Zacurate Pro Series Deluxe Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard (Mystic Black)

DELUXE MODEL WITH PLETHYSMOGRAPH & ALARM- The Zacurate Pro Series pulse oximeter is the deluxe version of the Amazon top rated Zacurate 500DL Pulse Oximeter. In addition to measuring your SpO2 (Blood oxygen saturation level) value and pulse rate accurately and reliably, the deluxe version has many other helpful features like the plesthymograph and alarm.NEW SOFTWARE UPGRADE - 1) Auditory alarm to warn you when your SpO2 and Pulse Rate are beyond set limits. 2) Auditory Beeps for every detected pulse. 3) Adjustable display brightness. 4) OLED display now includes plethysmograph.MEET & EXCEED FDA STANDARDS - Designed for mountain climbers, skiers, bikers or anyone sports enthusiasts interested in measuring their SpO2 and pulse rateACCOMODATES WIDE RANGE OF FINGER SIZES - Finger chamber with SMART Spring System. Works for ages 12 and above.LOADED WITH ACCESSORIES - Include 2X AAA BATTERIES that will allow you to use the pulse oximeter right out of the box, a SILICON COVER to protect your pulse oximeter from dirt and damage and a LANYARD for convenience. Comes with 12 months WARRANTY and USA based technical phone support.