Walmart is practically giving away this Apple Watch in the 4th of July sales

If you didn't already know, smartwatches are like fitness trackers on steroids. Not only can they track your health and fitness stats, and sometimes heart rate, but they can also receive notifications and call alerts on your wrist. It just so happens a lot of smartwatches are going on sale as part of the 4th of July sales extravaganza — many retailers are taking part.