Main Features :
* Alarm (Must be set in Application | Snooze Mode : 10 minutes) .
* Maximum 10 Alarms.
* Maximum 50 Event reminders.
* Alipay (Only maybe in Mainland China)
* Camera, DND Mode (Not 100% sure for now)
* Music Smart Control.
* Color Sreen:resolution : 240×120 pixels.
* MI AI Speaker.(Only for Chinese)
* Six Sports Activities (Cycling, Free training, Run, Swim, Treadmill, Walk, Swim)
Please note: The manufacuter of Mi Band 4 is Amazfit Huami, and the Logo of the box and Band Brand is Xiaomi. Amazfit is one of Xiaomi Technology Ecological Chain Enterprise.All the product is Original.