Santamedical SM-240 OLED Finger Pulse Oximeter
TECHNICAL SPECIFICATIONS: Display-->Type : LED, Parameters : SpO2, PR, Pleth bar., Information : low power ::SPO2-->Measure Range : 35-99%, Resolution : 1%, Accuracy : 75%-99%:2, 50%-75%:3, 0%-50%:unspecified::Pulse Rate-->Range : 30-254 BPM, Resolution : 1bpm, Accuracy : 2bpm::Battery--> Type : 2 AAA Alkaline batteries or rechargeable, batteries Power Consumption : less than 30Ma, Voltage : 2.6-3.6V::Environmental-->Operating Temperature : 0'C-50'C, Storage Temperature : -10'C - 60'C, Operating Humidity : 15%RH - 95%RH, Storage Humidity : 10%RH - 95%RH, It can be used by a variety of sports enthusiasts, including mountain climbers, hikers, skiers, bikers, and others interested in measuring oxygen saturation and pulse rate, it is not for medical use.