Heart rate monitor: This allows a user to track their heart rate throughout the day.

Accelerometer: This sensor tracks the number of steps taken during the day.

Magnetometer: This feature detects the direction in which wearers are moving.

This helps wearers to track how many flights of stairs they climb every day.

Barometer: The barometer feature can track the wearers altitude.

Gyroscope: This feature can automatically determine whether youre swimming, biking, or reclining.

GPS: GPS capabilities help users monitor their current location, which comes in handy for runners who want to track their daily miles and running routes.

What are the main features of fitness trackers?Įach tracker has its own individual features. They can keep track of information such as how many calories you burn or hours of sleep you get. Most trackers are tethered to a wristband and are equipped with sensors that monitor and track data while you wear them. Be sure to select the tracker on the basis of the activity your mom is going to be using it for. eBay has a vast selection of new and used fitness activity trackers that you can check out before making your purchase. You can choose from brands such as Fitbit, Garmin, Jawbone, and Withings. Standard fitness activity trackers feature a gyroscope, barometer, accelerometer, heart rate monitor, magnetometer, and GPS.

A fitness activity tracker will be a thoughtful gift for someone who has an active lifestyle. If you're trying to find the right Mother's Day gift for your gym enthusiast mom, eBay's got you covered. Fitness Activity Trackers as Mother's Day Gifts

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