Train smarter and go further with Surge, a sleek fitness watch built for training. Built-in GPS gives your distance, pace, and elevation climbed, while continuous, wrist-based heart rate monitors your workout intensity. See steps, distance, calories burned and heart rate all day for a complete picture of your fitness – give others a glimpse with smart watch features like notifications for calls, texts and music control. Please note refunds or exchanges can only be processed with a valid receipt if the item is in the original, unopened packaging (security seals must be intact).,Style: Product Shape:Watches, Fastening:Buckle, Rechargeable battery - battery life up to 7 days,2 Year manufacturing Guarantee,Adjustable wrist size from 140mm to 162mm,Strap width 34mm,Face Dimension L24mm x W20mm,Syncs automatically to your computer or select smartphones and tablets via Bluetooth 4.0 , Log food, weight and more on Fitbit’s website or apps,Free Fitbit iPhone, Android and Windows app,Stay connected with text and call notifications on display (when your phone is nearby) ,Mobile music control keeps you moving,Water resistant , Customisable watch faces,Touchscreen display offers easy access to stats, time and more,Launch the Fitbit app instantly by tapping Surge on your NFC-enabled Android phone,Purepulse continuous 24/7 heart rate monitoring for accurate calorie burn