Check the listing for details. Contec Handheld Pulse Oximeter CMS-60D Fingertip Colour Display SpO2. Condition: New. Listed at 270.21 USD. FeaturesSmall in volume、light in weight and convenient to carrySimple to useLow power consumptionOperation menu for adjustment of settingsSpO2 value displayPulse rate value display, bar graph displayPulse waveform displayScreen brightness can be changedPulse rate sound indicationReview functionClockWith measured data overruns limits and low-voltage alarm functionBattery capacity indicationLow-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage, and with alarm functionWith SpO2 value and pulse rate value of storage, the storage data can be uploaded to computersReal-time data can be transmitted to computersIncludes external adult oximeter probeSpecifications:Display Mode：1.8" Color OLED displayScreen Resolution：160*128SpO2 Measuring Range：0.