Aliexpress
Click here… to search for DM FS390 USB3.2 Gen1 Flash Drive 256GB on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. CouponsFromChina software could not find any coupon for this product in Banggood.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Old coupons (from the oldest to the newest): 00c906, ADMITAD2212, pROMo8cuPoN, BG00c906, hoNEYbGdeAlS, BGJUNEGSG9, DealBGimpact, Cuponation9
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for DM FS390 USB3.2 Gen1 Flash Drive 256GB? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).