This super slim LETSCOM fitness tracker is another IP67 waterproof product that offers auto-tuned round-the-clock sleep activity, heart rate, distance walked, steps, and calorie tracking. It is fitted with an intelligent reminder and it syncs seamlessly with iOS, Android, and Bluetooth 4.0 devices.
Pros
Super slim
Intelligent reminder
Broad compatibility
IP67 waterproof
Cons
Sleep sensors may be a cause for concern