Bluetooth Fitness Tracker at Amazon

80% off which makes this £7.38 also free P&P

Bluetooth Fitness Tracker, Heart Rate Monitor Sweatproof Fitness Activity Tracker GPS Tracker Sleep Monitor Step Counter Pedometer Calorie Burns Smart Watch for Kids and Adults

Features: Heart Rate Monitor, GPS Tracker, Pedometer, Sedentary Alert, Calorie Counter, Touch screen, Raise to Wake, Sleep Monitor, Call/SMS Reminder, Alarm Clock, USB Charging, Waterproof and Sweatproof, Remote Camera Shooting

Heart Rate and Sleep Monitor: Tracks real-time heart rate automatically and tracks your sleep duration and consistency with comprehensive analysis of sleep quality data

See Calls/ Messages on Your Wrist: Receive call, calendar, SMS and SNS notifications on display

All-day Activity Tracking: Accurately record all-day activities like steps, distance, calories burned, active minutes and sleep status

Built-in GPS and continuous heart rate.Easy to adjust the length to fit your wrist.Contracted design style, with you life contracted and not simple.Support all day wear, rain, and even a swim in the pool.Compatible with: Android, IOS??Dimension: 11 x 8.5 x 2.5cm/4.3 x 3.3 x 1inches??Charging Time: About 2 hours