CONTEC CMS50Q1 Pulsossimetro a clip da dito per bambini Monitor SPO2 PR CE
(CMS50Q1 Pulse Oximter. SpO2 error is ±4%, pulse rate error is ±2 bpm or ±2% (select larger). 1)SpO2 value display. 2)a user manual. About Warranty make sure you get the item safely. Accuracy：±2bpm or ±2% (select larger).