【Intelligent power saving】One-button operation, convenient and fast, saving time and energy, if you stop measuring, automatically enter sleep mode in 8s 【Lightweight and portable】 The volume of the pulse oximeter is very small and the weight is light, so it is very convenient to take it with you wherever you go 【OLED display】 The OLED has high definition, it can clearly display SpO2 level, heart rate, pulse wave, bar graph, OLED pulse oximeter can read and display up to 99% SpO2 value > 【Wide Range of Users】Pulse Oximeter for athletes, football players, extreme sports enthusiasts, runners, business travelers and anyone who wants to measure blood oxygenation, blood oxygen ‘child to the elderly 【Accurate and reliable】 Use the acceleration sensor, the measurement results will be read directly in 6 seconds, approved by experts. professional organizations, designed to strict standards