Meet Fitbit Sense - the advanced Smartwatch that helps you tune in to your body and guides you toward better health. Screen your heart for Afib right from your wrist, detect and manage stress, better understand your sleep quality and even keep an eye on patterns in your skin temperature. EDA detection & stress management. On wrist skin temperature notifications, ECG app and high & low heart rate notifications. Personalised health & fitness guidance with a free 6-month trial of Fitbit Premium. In-built GPS and a 6+day battery life. ConnectivityBluetooth 4 connection. NFC connection. Wi-Fi. Display information40.13mm AMOLED screen. Touchscreen. BatteryTypical usage time of up to 6 days. Low usage time of up to 6 days. 2 hour charge. Physical specificationSize: one size. Watch size H40.48, W40.48, D12.35mm. Strap size L135.2, W23.5, T4.1mm. Strap can be removed and replaced. Weight 28.5g. FeaturesWater resistant. Swimproof. Dust resistant. Scratch resistant. Compatible with apps from the FitbitOS. Answer calls. Read texts. Read emails. Receive social network notifications. View calendar. Displays weather. Music player. Heart rate monitor. Pedometer. Distance. Accelerometer. GPS. Calories. Sleep. Accessories included: Small & large bands, charge cable., including charger. Manufacturer’s 2 year guarantee. EAN: 811138036942.