Watch specifications CPU:HS6621Size:44*38*10.8mmWeight:50gCharger:MagneticScreen:1.75inch TFT screen, 320*385 pixelTouch panel:Multiple touchBattery:230MAH Lithium ion polymer battery, 150mins to full chargeBluetooth:BT3.0+5.02 buttons. waterproof:life waterproofDo not use in hot water or sauna Watch function Bluetooth call and answerDIY Watch dailCall bookMessage PushSplit screen displayHeart rate and blood pressure measurementSleep recordSport data recordalarm clock,Stopwatch,Music control,Calculator, remote photography, password protection, etc Languages Watch Languages:Chinese, Traditional Chinese, English, Arabic, French, German, Spanish, Portuguese, Russian, Thai, Polish, Italian, Japanese, Turkish, Greek, Vietnamese, Hebrew, PersianApp Languages:Chinese, traditional Chinese, English, French, German, Japanese, Spanish, Italian, Korean, Russian, Thai, Czech, Portuguese, Indonesian, Arabic, Turkish, Greek, Estonian, Bulgarian, latvian, Lithuanian, romanian, Serbian, slovak Screen 1.75 Inch HD Screen320*385 pixel resolution80% color saturationEspecially in black background and the whole interface is integrated with the border almost as black as the AMOLED display.