OxyS is a newly launched OLED fingertip pulse oximeter with 4 direction display modes, pulse histogram and 2kinds wave display, Alarm setting is available, it beeps when finger out, And auto power-off after 4 seconds without signal, well-designed appearance ,small in size and easy to use. Color OLED fingertip pulse oximeter, adopts latest technology, combines high quality with fashionable elements ensures well-designed appearance and steady function. 4 different display modes Pulse histogram and 2 kinds Spo2 wave display Alarm setting adjustable Beeps when finger out, Auto power-off after 4 seconds without signal Soft inside rubber design ensures a comfortable feeling when put finger in the monitor Easy to use & high accuracy and repetition Small in size, and easy to carry Low voltage alarm display Light weight of 55g, batteries included Runs on standard AAA batteries and continuous working time is 30 hours USB interface ensures convey of SpO2 data