Sterilization rate 99.9%, Usage Reducing spoilage, Date for usage 1 year, Weight 119g, Size 120x 120x 15mm, Getting rid of odour, Model VF-2CB, Color Silver, Purification space 80-100L, Bactericidal enzyme.
Basically copy coupon, view price history or create e-mail price alert. Best price?
Aliexpress
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Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. We have found one coupon for this product!
Link: Banggood product page
1. ($20.39): BANGGOODSD
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGKTVF2CB, AFfbG10, BGVF26, BMF72CT, BGBFAFF2019, 13f142, BGV79C2, BGHOMEG12, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGdragonBoat, BGKQVVDC, BGLKZZVVDC43, bgshOOp10, BGHome15%, BGHOMEA15%, BgcLuBofErtA10, BGJATD055, BGCuponation10, BGHONEY2110, BG10OFFAFF, BGwhielabel, BGISMA55, BG10OFFAFF1
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi Youpin VIOMI VF-2CB Refrigerator Air Purifier. The lowest price was: $6.55.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).