♥️CONTEC PULSE OXIMETER~ CMS50DL♥️

♥️CONTEC PULSE OXIMETER~ CMS50DL♥️ Small in size♥️High accuracy Low power consumption♥️Easy to operate Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor (SpO2) w/ Pulse Rate Measurements & Bar Graph, Digital LED Display, Blue Features: • Accurately measure pulse oxygen saturation & pulse rate through finger • Simple bar graph displays your SpO2, Pulse Rate, & Pulse Strength results. • Small in volume, light in weight & portable! • For sports or aviation use (can be used before/after sports, but not recommended during sports) • Simple Operation and low power consumption Specification: • Display Mode: LED display. • SpO2 Measuring Range: 0%~100%(resolution is 1%). • Accuracy: 70%~100%: ±2% ,Below 70% unspecified. • PR Measuring Range: 30bpm~250bpm(resolution is 1bpm). • Accuracy: ±2bpm or ±2% (select larger). • Measurement Performance in Weak Filling Condition: SpO2 and pulse rate can be shown correctly when the pulse-filling ratio is 0.4%. SpO2 error is ±4%, pulse rate error is ±2 bpm or ±2% (select larger). • Resistance to surrounding light: The deviation between the value measured in the condition of man-made light or indoor natural light and that of the darkroom is less than ±1%. • Power Consumption: less than 25mA. • Voltage: DC 2.6V~3.6V. • Power: 1.5V (AAA size) alkaline batteries × 2. Battery Working Hour: The minimum continually work time is 24 hours, the theoretical number is 56 hours. • Safety Type: Interior Battery, BF Type.