Description:Name: Smart WatchApp: Da Fit;Compatible for Android, IOS app sync: Da Fit Alert;Compatible for Android 6.0 and above, IOS10.0 and above, support wireless 5.3;Wireless version: 5.3 (low power);Heart rate chip: LC09;Bracelet memory: RAM_578KB+ROM_64Mb;Screen display: 1.83-inch IPS square screen full viewing Angle;Battery capacity: 300mAh;Standby time: about 35 days;Working time: about 7_10 days;Physical keys: full touch plus 2 keys;Motor: built-in vibration reminder;Charging interface: magnetic cable;Waterproof class: IP67;Sensor: DA267-LGA12;UI language: same watch font language;APP/Watch font language: English, German, French, Italian, Spanish, Portuguese, Japanese, Polish, Russian, Simplified Chinese, Ukrainian, Korean, Arabic, Traditional Chinese, Thai, Hindi, Vietnamese, Turkish, Dutch, Romanian, Indonesian, Czech, Hungarian;Body material: PC+ABS;Strap material: liquid modified silicone strap;Product size: 48x44x13mm(mm);Color box size: 92x23x140mm(mm);Product weight: 50g;Weight: 118g;Packing list:1 x smart watch1 x USB cable1 x instruction manual1 x packaging box