▲ Can measure SpO2 and Pulse Rate accurately
▲ SpO2 and Pulse Rate display, Pulse Rate waveform and bar graph display 
▲ Battery voltage low indication
▲ TFT display(two color), Four directions and six modes
▲ Screen brightness adjustable
▲ Shut off automatically when no signal
▲ 6 Color available: Gray,  Apricot, Blue, Green, Pink, Purple
▲ Dimension:103 (L) × 64(W) ×37(H) mm