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These 16 sensors in smartwatches, fitness bands help in measuring heart rate, oxygen level and more | Gadgets Now
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Xiaomi Redmi Watch 3 M2215W1 Black Smart Watch Waterproof 5ATM Accelerometer Heart Rate Compass Gyro SpO2 Display 6.67-inch FEATURES Sensors Accelerometer, heart rate, compass, gyro, SpO2 Battery Capacity Li-Ion 289 mAh, non-removable
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Used Samsung Galaxy Watch 42mm - Accelerometer, Barometer, Altimeter, Gyro Sensor, Heart Rate Monitor, Ambient Light Sensor - Music Player - Heart Rate, Sleep Quality, Speed, Calories - Walmart.com
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Smartwatch Amazfit A1619 1,34" 5 ATM GPS Black Red Heart Rate Monitor Gyroscope 6970100371253 | eBay
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Oppo Watch 46mm 8GB 1GB RAM Smart Watch Qualcomm Snapdragon Wear 3100 Accelerometer gyro heart rate compass barometer Android, Qualcomm Snapdragon Wear 3100, 1.00 GiB RAM, 8.0 GB ROM, 1.9 inch, 402x476,AM-OLED
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