M4 Smart Bracelet Bluetooth for Android IOS

M4 smart bracelet is a fun and feature-rich bracelet, it’s very cheap.

1. date, time
2. calculating step, distance, calories
3. measuring heart rate, blood pressure, SpO2
4. sports mode: run, skip, situp
5. monitoring sleep
6. calling and message notice
7. more function: take photo, looking for bracelet

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Please contact customer service for quotation and details

Only display a part of products on the online shop, other products inquiries please contact us.

For retail:

service@bluephoenix.biz

For commercial cooperation, wholesale or other inquiries,

harryshaw@bluephoenix.biz