The Amazfit Bip smart watch has a built in optical heart rate monitor and GPS receiver, a gorilla glass touch display and up to 45 days of battery life and it costs from only £45 or $65, depending on where you buy it from. But is it any good? https://youtu.be/mRVbHeSGjmU First impressions It's hard to know what to expect from a smart watch at this price, but first … [Read more...]