Yimi, Yimi Life, Fingertip manufacturer / supplier in China, offering 0.96 Inch OLED Display Screen Pulse Oximeter Ym201, Fingertip Pulse Oximeters Ce TUV FDA ISO13485 Approved Ym101, 1.5′′ LED Screen Ce TUV FDA Approved Medical Diagnostic Finger Pulse Oximeters and so on.