Available to order here (cheapest I've found it): https://www.gearbest.com/smart-wristb...
FULL REVIEW: • Mi Band 4 Review: Is it Worth the Hyp...
The Mi Band 4 has been announced and it looks set to be the best Mi band ever. The fourth iteration of the Mi Band will feature a full color AMOLED screen and will be 40% larger than the previous version.
The Mi Band 3 was the best selling smart device ever, will the Mi Band 4 live up to expect.