Aliexpress
Click here… to search for Enhanced Green Filter For Xiaomi Air Purifier [NOT Original] on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I don’t want to misguide you about the price. I don’t know if it’s good, because I don’t have enough records in my database… One coupon is available. Cool!
Link: Banggood product page
Coupon (45.53 USD): BG10OFFAFF1
(CouponsFromChina.com tip: apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGfiltr, aff7off, BGaDmITAd, BGBFAFF2019, BGCITYADS2019, 2020CNY, BGVDay10%off, BGHOMEAPP, bGhOnEy10, BGSS10%SW, bgshOOp10, BGHome15%, BGHOMEAPP13, BGHOMEA13, 13f142, BG10OFFAFF, BGwhielabel
(these coupons are old, so probably won’t work)
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 24 USD.
You can set price alert (for Banggood).