Finger Oximeter – YK-80A Dual Color OLED Display4 Directions Display ModeParameter : SpO2, Pulse Rate, Pulse Bar, Plethysmography, Battery LevelOperated by 2 x AAA Size BatteriesCE CertificatedOximeter YK-80AProduct SizeSize: 57 x 33 x 36 mmWeight: 54gDelivery TermEx-Work Factory