So you would like to add fitness tracking features to your current watch? The Smart Buckle has you covered. It is a smart wearable device that adds calorie, activity, and sleep tracking features to your watch.
The device comes with a motion and sleep sensors. It lasts up to a week on a fully charged battery. Sensor data is used to calculate steps, pace, distance, and calories burned. The data is stored on the Buckle for 2 weeks and can be synced to your phone easily. It works with iOS and Android devices.