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A wearable device is a smart device that you can wear as an accessory. It comes with a built-in computer system that can sync data through the Internet, computers, and smartphones. The first wearable device is a smartwatch, which is not only telling you the time but also sending you a notification about your social network and SMS. In summary, a smartwatch can sync the health data with smartphones such as heart rate. It can send SMS notification, send incoming call notification, vibrate when the phone is not nearby, connect to Bluetooth and the Internet. It can be controlled by voice, and it is rechargeable.

A wearable device is a device that is involved in our lifestyle. We can wear it to work and control it via a computer system. The author recently bought this device called UP from Jawbone. It looks like a bracelet, but it can track how many steps we take per day. If we go on a run, it can also track the distance and the number of calories burnt. When we are sleeping, it can check the period of deep sleep and set the alarm clock as a vibration on your wrist. It can also check the calories amount in the food we eat. If we connect this device to an iPhone, it will sync all of these data and display it in an UP application. You can share this on social network and allow your friends to see your progress!.

Power Buy Online would like to introduce a few smartwatches and wearables such as Mykronoz smartwatch ZeCircle 2. It is a smartwatch for a healthy lifestyle. It can track the wearer's activity. The screen is FTF touchscreen with 240 x 198 pixels. It supports application in Android, iOS and Windows phone. The battery capacity is 70mAh. It can standby for up to five days. Connect wirelessly via Bluetooth 4.0BLE. It comes with an IP67 standard for waterproof and dustproof. Fitbit Alta HR is a smartwatch for your healthy lifestyle. Track your all-day activity, and tap the OLED display to see how close you are to your daily goal. Alta HR auto-detects workouts like running, elliptical, biking and more, and logs them to your dashboard. Automatically track your sleep duration and consistency. Using heart rate, Alta HR shows your time in light, deep and REM sleep to help you understand your sleep quality. It is simply the solution for those who love to take care of their health. Apple Watch Series 3 GPS+CELLULAR comes with built-in cellular. It allows you to have more freedom as the cellular is always connected, even when without an iPhone nearby. You can make calls and send text messages directly from Apple Watch as well as streaming 45 million songs available on Apple Music. You can also ask Siri to set a reminder, add a calendar appointment, or give direction without having an iPhone. Even if you leave your phone at home, you will still be able to receive notification from your favorite applications. From playing sports to playing your favorite songs, Garmin vívoactive 3 Music is the smartwatch for your active life. It features on-device music storage, so you can bring your tunes along for every workout. This sporty smartwatch has wrist-based heart rate and more than 15 preloaded sports apps, so you can choose how you like to get fit. Built-in GPS lets you accurately record outdoor activities.