Santamedical Generation 2 Fingertip Pulse Oximeter Oximetry Blood Oxygen Saturation Monitor with Batteries and Lanyard → VERY ACCURATE READINGS - Our pulse oximeter has been clinically tested and consistently beat other pulse oximeter in terms of accuracy and reliability, it is found to be a fast and absolutely reliable gadget to use. It is ideal for the oxygen and pulse readings, and have a very small error margin., → FAST AND EASY OXIMETER READINGS - Taking your oxygen and pulse readings with this digital oximeter is as simple as pressing a button. It uses patented technology and can show readings in four different directions with 6 display. Taking the SpO2 readings (blood oxygen saturation levels) at convenience of your home or outdoor, → BRIGHT & COMPACT - Bright OLED display allows clear reading in dark, inside home or in bright sunlight. Oxygen saturation monitor shows real time Pulse Rate, Pulse Rate Bar and SpO2 level. Light Weight, Easy to carry & Accommodates wide range of finger sizes., → LIGHT, COMPACT & LONG BATTERY LIFE- Light and compact, accommodates wide range of finger sizes, long battery life, automatic power off after 10 seconds., → You Get: Fingertip Pulse Oximeter, Neck/Wrist Cord, User Manual, 2-AAA Batteries, plus our no-hassle 1 year warranty and friendly customer service. , The newly upgraded SantaMedical Generation 2 Finger Pulse Oximeter is a quick and precise way to check pulse rates and blood oxygen saturation levels. Self-adjusting finger clamp plus simple one-button design allows for easy operation. Small portable size makes it easy to handle and carry. Helpful for athletes and pilots to obtain quick and precise oxygen saturation readings., Features include an easy to read bright digital OLED display, 30+ hours of continuous monitoring on one set of batteries. Integrated SpO2 probe and processing display module plus SpO2 and Pulse Rate and bar. Low battery level indicator. Auto power off. Low power consumption on 2 AAA batteries. Comes with a hanging neck/wrist strap for use on the move. Intended use for spot check of pulse rates and blood oxygen saturation level at home, in sport and recreational use, such as mountain climbing, high-altitude activities and running. This device is for Sports & Aviation use only and not intended for medical use,, Frequently Asked Questions Q. I have installed new batteries but the device will not turn on. What could be the problem?A. the battery placement for oximeters is different from other. Even though the one springs are on the same side, the two batteries are still required to be installed in opposite directions. The diagram shows correct batteries placement. If your device still does not work, Please contact the manufacturer. - B000ORVXPA