Specification :

Pulse Oximeter Oxyo is a Color monitor with 6 display modes, and 4 levels of brightness control available on this device. The SPO2 wave can be displayed in 2 ways according to user` s needs. Automatically power off after 4 seconds when finger out

Color OLED monitor, 6 different display modes
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 includedl Runs on standard AAA batteries and continuous working time is 30 hours