Wireless Fingertrip Pulse Oximeter
MD300C228
-Dual color OLED display SpO₂, PR, and pulse bar
-2-direction & 4-mode display provide convenient readings
-Automatically power off
-2pcs AAA-size alkaline batteries
-Convenient Bluetooth 4.0 for data transmission around 10m
-Interesting App to manage your data and share with your friends
