Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe . Only one coupon available!
Link: Banggood product page
Coupon (195.03 USD): BGAUGUST8
(CouponsFromChina.com tip: put item in your cart and apply coupon code there 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): BG0dc19f, BGACZPS, BGDC738, BG10OFFAFF1, BG08e6d1, BG962292, BGaf2d54, 6GSGIT, BG2c200e, BGcafa8e, BG3b7526, BG1efeb0, BG718433, MVC8SPRING, BGHU2042, BG1cffab, hoNEYbGdeAlS, BGJUNEGSG9, BG8ReviTrage, BGAHPU13, BgGoodie9, BGeaf456, TTBLACK5, BG589b2e, JanBGCoupon8, BGSaleFeb8, BGSaleAD, BGMARCHSALE
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Price history (for all/most countries) for Proscenic A9 Air Purifier [EU] is here.
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).