For anyone looking to increase the amount of calories they burn per day, a smart watch is a must-have gadget. Much more useful than simply telling the time, these wrist-bound devices are capable of tracking workouts and providing far deeper insights into our health and fitness than ever before.

Shoppers are spoiled for choice when it comes to picking a smart watch, with the likes of Apple and Samsung offering some incredibly powerful devices, but at incredibly high costs, too. Thankfully, there are some much more budget-friendly options on the table, such as this one from Huawei that's just dropped under £15 at Argos.

Shoppers can get the deal by signing up for a new account at TopCashback . This will earn them £15 additional cashback when they make a qualified purchase over

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