Color Finger Oximeter (FOS3)

Color OLED monitor, 6 different display mode 4 level brightness. Pulse histogram and 2 kinds Spo2 wave display Easy to use &high accuracy and repetition Small in size, and easy to carry Low voltage alarm display Auto power-off after 4 seconds without signal Light weight of 55g, batteries included Runs on standard AAA batteries and continuous working time is 30 hours Trademark: MD Model: FOs3 Standard: ISO13485 ,CE product offered by Meditech Equipment Co., Ltd.