Type: On WristApplication Age Group: AdultFunction: Passometer，Fitness Tracker，Sleep Tracker，Message Reminder，Call Reminder，Remote Control，Application NotificationLanguage: English，Russian，Spanish，Polish，Portuguese，Turkish，Italian，French，GermanCompatibility: All CompatibleStyle: FashionUnit Type: piecePackage Weight: 0.150kg (0.33lb.)Package Size: 25cm x 20cm x 10cm (9.84in x 7.87in x 3.94in)Features:-Smart wristband with OLED screen， show the steps， Calorie， Distance， Time， Sleep quality clearly.Make your Exercise more regularly，your life more healthy!-Host comes with a standard USB port， special design to charge through connecting PC and mobile driver.-Gesture Control: The screen will smart light up when you turn over hand， act as traditional watch.-Bluetooth 4.0.Compatible with Android 4.3 or above， download APP "Zeroner" from Google Play store. Attention: iPhone user with IOS 9.0/9.0.1/9.0.2 could not use the bracelet at the moment， the APP is in upgrading.-Muti Functions: tracks steps， distance measurement， calorie management， sleep cycle， alarm etc.-Intelligent Notification: vibration alert， never miss a incoming calls or SMS， twitter， facebook， skype etc.Specifications: * Waterproof: IP 65* Bluetooth Version: V4.0 BLE * Standby Time: 5-7 days * Battery Capacity: 75 mAh * Charging Interface: Standard PC USB interface 5V/1A Compatibility: * Support Android 4.3 or above， free APP download from App store or Google Play store: "Zeroner". Attention: iPhone user with IOS 9.0/9.0.1/9.0.2 could not use the bracelet at the moment， the APP is in upgrading and still need a few days. Now it only support IOS 8.0.3 or lower.