Smart watch pair with All iOs Smart Phone and All Android Smart phone,not pair with Windows Phone . 1.5" Capacitive Touch Screen . Ringing reminder when you receive a call . Ringing reminder once your mobile phone disconnected . Display the number or name of incoming calls . Answer or Dial calls from watch . Stopwatch . Play music in your phone (after Bluetooth paired) . Sync phone book/SMS/call history(only for android phone) . BT-notification(only for android phone) . Ring reminder when your smart phone receive a message (including Wechat, Facebook, Twitter,WhatsApp, Skype,and so on) . Anti-lost alarm function: When cellphone left watch alarm automatically, after a certain distance to avoid lose the phones . Remote taking photo function:You can control your cellphone to take photo from your watch(only for android phone) . Passometer,Photograph,Vibration . Rest Alarm . Drink Reminder . Sleep Monitor More Details: Language Support: English,Russian,Spanish,Polish,Portuguese,Turkish,Italian,French,German,Arabic,Dutch,Persian,Thai Charging Time: About 2 hour Talk Time: About 3hours Music Play Time: About 5 hours Standby Time: About 120 hours Power Supply: Built-in 230mAh rechargeable battery