Description: Compatible OS: Android 4.4 or above , iOS 8.4 or above. K60 have prepared various sports mode for you who like sports,you can have fun in both indoor and outdoor. K60 Smart watch adopt the dynamic optical heart rate sensor,acceleration sensor, gyroscope. K60 has more rich built-in functions:lower power consumption, smaller size, more accuraite measurement,body health,accurate reduction motion track and monitoring. A new intelligent heart rate detection technology,give you whole day guardia. Specifications: Item Name: Bluetooth call smart watch Shape: Irregular Color: Pink/white/black Material: Metal+Silica gel Gross weight: 120g Packaging Size: 14*10*3CM CPU: MTK2502 Bluetooth Version: BT 4.2 Operating Mode: Full Touch Waterproof: IP65 Screen Size: 1.4inch TFT Resolution: 240*240 pixels Battery Battery Capacity: 200 mAh Standby Time: About 12 days Using time: About 2 days Charging Time: About 2.5 hours Power supply: 5V/1A Charging Type: Clamp charging AppLanguage: English,Portuguese,Spanish,Korean,Russian,German,Italian,Japanese,French,Simplified Chinese,Traditional Chinese Quantity: 1PC Note: - There might be little error of size for manual measurement. - The colors deviation might differ due to different monitor settings, please kindly understand.