Heart Rate & Sleep Monitoring: Letscom fitness tracker tracks real-time heart rate automatically & continuously during exercise and resting; automatically tracks your sleep duration and wakes you up peacefully with a silent alarm
All-day Activity Tracking: Built-in advanced 3D sensors, activity tracker accurately records your daily activities like steps, distance, calories burned and more; supports 14 sports modes and you can use your smartphone GPS to see real-time route and pace
Call and Message Reminder: Be notified of text messages, calls and social messages, you can see message contents or caller name displayed on the tracker screen; this smart watch never let you miss anything important during meetings or workout
Premium Design: IP68 waterproof allows wearing when running in the rain, washing hands or even showering; 0. 96" bright LCD curved color screen with level 1 to 5 screen brightness control
Cordless Charging: No charging cable or dock needed; built-in USB plug makes it easy to charge the pedometer with any USB charger or PC port; 2 hours charging enables up to 7 days' playing