Letsfit Fitness Tracker with Heart Rate Monitor, A Health Keeper to help you to track health every day.
Model: ID131Color HR
Notice :It only works with smartphones, cannot be used with computer, iPad, iPod or any Tablet.The fitness tracker needs smartphones system version (IOS 8.0 and above; Android 4.4 & above; Bluetooth 4.0 required).
APP VeryFitPlus: Please note that the VeryFitPlus App may NOT work with US version Samsung Galaxy J series mobile phones (e.g. Galaxy J3,J7).
Sleep & Heart Rate Monitor :Automatically tracks your sleep duration and consistency with comprehensive analysis of sleep quality data.
Activity Tracker: 14 sport models, to track your steps, pedometer, walking and running, distan