Encourage a healthier lifestyle with the Y20 Bluetooth Heart-Rate Activity and Fitness Smart Watch  Features a built-in heart-rate monitor as well as a sleep tracker and pedometer Sync it up to your phone via Bluetooth to get notifications and track progress Helps you to get more active in day to day life and work out calories burned Suitable for a wrist circumference measuring between 155mm-235mm Comes with a magnetic charger that tops up the battery in only 2.5 hours Choose from 4 colours: blue, black, pink or gold Please see Full Details for product specifications Save 80% on the Y20 Bluetooth Heart-Rate Activity and Fitness Smart Watch - now only 21.99 pounds