Today, one news from Weibo, the Mijia post news of Xiaomi mi band 4, it shows, mi band 4 will be launched on 11th this month.
Aliexpress trusted store launched it, but only for preview now: Go to add it to your cart
Geekdoing Mall already start pre-sale it: Pre-sale from Geekdoing Mall
About more info of mi band for, please check this thread
Mi Band 4 | Known features
Aliexpress trusted store launched it, but only for preview now: Go to add it to your cart
Geekdoing Mall already start pre-sale it: Pre-sale from Geekdoing Mall
About more info of mi band for, please check this thread
Mi Band 4 | Known features