Features24Hour Sports pedometer/calorie consumption/track record/exercise time.Movement data can be saved on watch for 21 days, it can be saved on cloud server permanently after uploading, also it could be accessed by phone or tablet APP at any time.After BT connection with phone via APP, the watch will remind you timely about incoming call, SMS, Twitter, Facebook, Whatsapp, Skype etc message in the form of buzzer sound.Manufacturer SpecificationsModel:EXE 16SProduct Dimension:Watch case size 53.0 x 55.0 x 17.0 mm/Strap size International standardNet weight:45gBluetooth version:BT 4.0BT distance:8-10m (Open space)Waterproof level:5 ATM or IP67Battery:CR2032 (Japan)Very frequent use:About 5 monthsNormal use:About 8 monthsEnergy saving mode:About 12 monthsButton life:100K timesDisplay:FSTN / full viewLight:EL Cold light panelSound:Ceramic buzzingSensor:BMA222E(3D)