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Oximeter Blood Oxygen Health Monitor Finger Clip Pulse And Heart Rate Meter Oximeter Product Details: Color: Blue Material: plastic Working voltage: 2.6 - 3.6V Power consumption: not more than 25maA SpO2 measurement range: 0 -100- Pulse rate measurement range: 30 - 250BPM (resolution is 1BPM) Display Format:OLED two color display - LK87 LED color dipslay Power Requirement:2x1.5V AAA alkaline battery (not include) SpO2 Measuring Range:0--100- (LK87 70--100-) Fingertip Pulse Oximeter OLED display - LK87 LED color dipslay 6-direction display adjustable 8 seconds fast measurement Automatic power off when no signal Low voltage indicator Track your pulse and blood oxygen with the OLED Fingertip Pulse Oximeter. It measures the saturation of oxygen in the blood and also your pulse rate. It features a two color LED display and more display modes for easy viewing. It consumes low power and it does this by automatically powering off in 8 seconds when there is no signal. It's lightweight small and is totally portable. Use it at home hospital community medical centers and other healthcare needs. It helps to know your pulse from time to time. Read your heart rate at the tip of your finger with the accurate OLED Fingertip Pulse Oximeter. Health Comes First Service (1)All of our items are as stated in their descriptions. (2)the items are 100- newwe offer the best product at the best price. (3)If the item you received is defective please contact us immediately. Feedback (1)Please kindly leave us a positive feedback (5 stars⭐⭐⭐⭐⭐) if you are satisfied with our items. (2)Please contact us before leaving any negative feedback or open a dispute on shopee. (3)Please give us the opportunity to resolve any problem.