Pulsossimetro da Dito Portatile Digitale Ossigeno nel Sangue,Sensore di Impulsi Misuratore Clip LCD
Pulse rate Alarm range: Consistent with the display range, the set step length is 5 bpm. Alarm function: set the alarm and beep sound as you need. Pulse rate range: 30 bpm~250 bpm. Pulse rate accuracy: ±1 bpm.