Here is another smartwatch from Xiaomi Amazfit, called the Amazfit Bip. The key highlight about the Bip is its light weight, can track your fitness activities, sleep and heart rate. But the USP is the battery life, an amazing up to 30 days even more depending on your usage.

Where to buy?

Buy from Amazon, this smartwatch is available in Amazon:
Product and Detials:

[compare_prices_deals]

source