Specification Model GT50 Bluetooth Version BT3 0 BT4 0 Compatible OS Android 5 0 or above iOS 9 0 or above Operating Mode Full Touch Screen APP Name M2 Wear App LanguageEnglish SC TC Netherlands Russian French German Portuguese Spanish Turkish Japanese Polish Arabic Malaysia Thai Czech Slovak Philippines Indonesia Ukraine Vietnam Italy India Watch Language English SC TC Netherlands Russian French German Portuguese Spanish Turkish Japanese Polish Arabic Malaysia Thai Czech Slovak Philippines Indonesia Ukraine Vietnam Italy IndiaSpecial Features Information Reminder bluetooth Calling Call Reminder Message Reminder Reject Call APP NotificationHealth Heart Rate Monitor Blood Pressure Monitor Sleep Monitor Sedentary Reminder Exercise and Record Multi Sports Modes Pedometer Calories Distance Application Music Control Weather Alarm Countdown Calculator Casual games NFC Find the Phone Wrist the Hand to Brighten the ScreenTechnical Parameters Waterproof IP67 Screen Size 1 69 inch Type TFTResolution 240 280 pixels Battery Battery Capacity 180mAh Battery Life About 7 10 days Charging Time About 1 5 hours Charging Type Magnetic chargingAppearanceDetailsMaterial Watch Material Zinc Alloy IML Band Material Silicone Steel Weight and Size Dial Size about 38 44 10 9 mmStrap Length about 260 mm Weight about 80g Packing List 1 Bakeey GT50 Smart Bracelet 1 Char