FociPow Fitness Activity Tracker Wristband, Waist Watch Bracelet with Heart Rate Blood & Pressure & Sleep Monitor, IP67 Waterproof, Calorie Counter Pedometer Support Android and iOS Price: $45.99 (as of 18/02/2020 23:08 PST- Details)

Built-sensitive sensor to help you keep track of and improve your state of motion, analyzing and monitoring the motion data;Recording all informations of your all-day activities like steps, distance, calories burned and sleep status, knows all your body dates in any time;
Multi Monitoring Function: Sleep monitoring and heart rate monitoring, real-time monitoring, accurate feedback, and intelligent analysis of data to help you sleep better;
Fully functional, it can replace the phone. Basically compatible with all smartphone;Not only charge fast, but with longer, normal use of Bluetooth can be used 2-3 days;