1, pulse oximeter CE certified 2, OEM brand accept 3, SpO2 and pulse monitoring, and histogram of pulse display Technical ... and 7-segment digital display Pulse rate display: 3-digit and 7-segment digital display Pulse wave’s intensity ... range: SpO2 display: 50%--99% resolution: + 1% Pulse rate display: 30bpm-240bpm, Resolution: + 1bpm3, Power supply ... , A pouch4, A User Manual pulse oximeter