Original Xiaomi Mi Band s1

Heart rate wristband – Mi Band 1S

A new version is coming! Mi Band 1S, a heart rate wristband –                              Everyone is worth having.

Main Features:
• Heart rate monitor: 1S with optical heart rate sensor, shows you heart rate with PPG, you can see the results more intuitively.
• 10 days standby time: Top-level Bluetooth chip and military gravity sensor ensure 10 days ultra-long standby time for a full charging.
• Call reminder: Mi Band 1S will tell you when a call comes, you never need to worry about missing any important calls.
• Sports tracking: Track your sports, record steps, distance and calories, help you achieve your sports target. 
• Sleep monitoring: Let you know your deep sleep and shallow sleep, also APP will give you periodical evaluation, help you develop good living habits.
• Silent alarm: Wake you up every morning, will not be late for work; Remind you with vibration, never worry about missing anything.
• Free password to unlock the phone