Original Amazfit Stratos Sports Smart Watch 2S GPS 2.5D Artificial Sapphire Mirror Watch International Version from xiaomi Eco-System

General Specification Brand AMAZFIT Model AMAZFIT 2S Internation Version(with two straps) Color Black bluetooth Version BT 4.0 or above Compatible OS Android 4.4 or above iOS 9.0 or above Operating Mode Touch Screen APP Name Amazfit App Language Chinese Special Features Waterproof 5ATM Heart Rate Monitor Support Blood Pressure Monitor / Blood Oxygen Monitor / Sleep Monitor Support Customized Watch Face Support Multi-sport Modes Support(Up to 16 modes) bluetooth Music Control Support Call or Message Reminder Support Reject Call Support Notification Support Facebook,Twitter,Wechat, WhatsApp etc. Alert Type Vibration Auto Light-up Screen Support Inside GPS Support Other Functions Support Pedometer,Alarm,Calender,Sedentary reminder,Camera remote control,Anti-lost, Technical Parameters Screen Size:1.34 Inch Type: OLED Resolution: 320*300pixels Battery Battery Capacity: 290mAh Standby Time: About 14days Using time: About 5days Charging Time: About 3hours Charging Type: Dock charging Appearance & Details Band Material: Silicone/Leather Width: 22mm 1*Smart Bracelet 1*Charging Cable 1*User Manual 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. Q&A 1.Q. Is it waterproof ? A. It's 5ATM waterproof. 2. Q. What is the APP? A. It's Amazfit. 3. Q. How to change the time of my device? A. Please synchronize the device with your phone through bluetooth to calibrate time.