Product Name: A330n Fingertip Pulse Oximeter Ce & FDA Approved with Batteries and Lanyard, Ideal for Doctors, Home Health Care, Clinics Certification: CE, FDA, MSDS, ISO13485, RoHS Type: Pulse Oximeter Classification: Physiological Functions of Diagnosis and Monitoring Equipment Certificate: Ce, FDA, RoHS Trademark: aeon or OEM Transport Package: Box Specification: Dimension 63mm*36mm*34mm Origin: China HS Code: 90181990 Product Description Feature:*Support 6 display modes* Lightweight and Easy-To-Use* Dual color OLED display*Visual & Sound alarm function* Algorithm inside* Low perfusion: 0.3%*Anti-Movement* CE IP22 Water splash proof*Adjust the parameters in friendly menu*Low battery voltage indicator*Automatically switch off while no signal*Standard two AAA 1.5V alkaline batteries support more than 20 hours continuous work* With perfusion index displaySpecifications:SpO2Measurement Range35-100%Resolution1%Measurement Accuracy±2%(70-100%), unspecified(Below 70%)Alarm Range50-100%Pulse RateMeasurement Range30-250 BPMResolution1BPMMeasurement Accuracy±2%BPMAlarm Range30-250 BPMDimension ( L x W x H)63mm x 36mm x 34mmNet Weight55gColor box dimension ( L x W x H)87mm x 69mm x 40mmGross Weight85gOuter carton dimension ( L x W x H)490mm x 370mm x 240mmGross Weight (100pcs)9.7KgWarranty1 year