Oshen smartwatch is a great combination of a fitness tracker and smartwatch which offers a variety of functions. In addition to tracking your calories and steps, it also measures your heart rate and blood saturation. Its other features include a modern display, waterproof IP67, alarm reminder, QQ WeChat display, leather-look bracelet, long standby, sleep and blood pressure monitor, and incoming call display.
Pros
Long battery life
Affordable and stylish
IP67 waterproof
Cons
No ECG