Key features

• •8s Speed Measurement, Fast and Accurate -- Using high-speed computing chips, optical detection technology and anti-skip silicone matt finishing inside, the OLED fingertip pulse oximeter can accurately measure your oxygen saturation, pulse rate and perfusion index within 8 seconds.
• •8s Auto Off, Energy Saving and Environmental Protection -- The pulse oximeters automatically turns off when there is no signal within 8 seconds. Two AAA batteries included, can be used continuously for more than 30 hours, up to 600 times or more.
• •Easy to Carry and Great for Traveling -- Neck/wrist cord, easy carrying soft case with belt loop. While traveling, your body can often take time to adjust to new altitudes. This meter will allow you to check your oxidation levels, to ensure that your body is properly acclimating to a new environment.
• •Bright OLED Screen and Reliable -- The display on the screen is large and bright, and has easy to read charts and graphs. The OLED cover blocks out ambient light, making it easy to take readings in just a few seconds. High quality manufacturing process, more reliable and durable.
• •Portable Design for Sports -- Each oxygen finger monitor weighs only 55g (1.95 ounce ), a protective box and a lanyard (ALL INCLUDED IN PACKAGE) for athletes and seniors. Ideally suitable for mountain climbers, skiers, bikers, aviators. (The pulse oximeter fingertip FDA approved isn't for medical use, intended use for data monitor of blood oxygen saturation level at home, sports or aviation use only.)