Note: This is not Xiao Mi Band 4. Smart wristband is not for medical use, please don’t buy for check the health(heart problem, blood pressure problem) it’s not for professional use.Just can be a reference.
100% new label and high quality;
Operation mode: touch operation
Power on: long press function key
– IP67 Waterproof
– Charging voltage 5V Current 1A-2.1A Charging time 2 hours-