Specification:  Color: Black, Blue, Orange.  Bluetooth Version: BT 4.0 or above.  Compatible OS: Android 4.4 or above , iOS 8.0 or above.  Operating Mode: Press Button.  APP Name: Sports+.  App Language: English, Portuguese, Spanish, French, German, Italian, Russian, Japanese, Korean, Arabic,   Simplified Chinese, Traditional Chinese.  Waterproof: 5ATM Deep Waterproof support swimming.  Sleep Monitor: Support.  Pedometer: Support.  Call orMessage Reminder: Support.  Reject Call: Support.  Notification: Support Facebook,Twitter,Wechat, WhatsApp etc.  Alert Type: Support "Ticktock" sound reminder not vibration.  Stopwatch: Support.  Other Functions: Support Alarm,Calender,Camera remote control,Anti-lost,Luminous.  Sensor: G-sensor.  Screen: Size: 1.21inch.  Type: FSTN LCD Full View Screen.  Battery: Battery Capacity: 610mAh.  Standby Time: About 12 Months.  Using time: About 12 Months.  Charging Time: Doesnt support charging the battery.  Band: Material: Silicone.  Length: 260mm.  Width: 24mm.  Product size: 48*48*14mm.  Product weight: 102g.     Package:  1* Smart Watch.  1*User Manual (English Version).     Tips:  1. Display and light of shoot will affect the color of the products, pictures for reference only, subject to our available products.  2. Please download the app before usage in order to compatible perfectly with your phone.