Spotted this deal on chollometro(chollometro.com). Cheapest I could find on AliExpress was $27.50 incl GST
Note: Ships out within 10 business days - Expected delivery May 27 - Aug 12
You can checkout differences between Redmi Band and Xiaomi Mi Band 4 at gsmarena(gsmarena.com) or this Tech Brothers(youtube.com) YouTube video
Enter coupon DHDeals5 at checkout - Price in title includes GST
Can you change to language to English since this is the CN version?