Y5 smart watch, heart rate, pedometer, sleep monitoring, support calls, 13 languages, replaceable strap1. Main screen: 1.72 inch touch screen, resolution 240*283. 2. CPU: Realtek RTL8762DT. RAM: 192Kb. ROM: 64Mb. 3. BT v3.0 + v5.0, support vibration reminder. 4. Support calls. 4. Battery capacity: 180mAh (3 days of battery life). 5. 1 charging cable. 6. 13 languages: English, Russian, Arabic, Vietnamese, Thai, Polish, Spanish, Malay, Greek, French, Italian, Chinese, German. 7. Support heart rate, sleep monitoring, pedometer, calls, SMS, WeChat, QQ and other news push. 8. Game: little bird jumps over the pipe game. 9. Replaceable strap.