Aliexpress
Click here… to search for DIGOO DG-618 UV Sterilization Shoes Dryer on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon 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!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGDG18, BGDG15, BGushuid, BGAFF10OFF, BGdiuwq, 20%DG422, bGhOnEy10, BGdragonBoat, BGSS10%SW, BGDGASG, BGHome15%, BGHOMEA15%, BgcLuBofErtA10, BGBTJU36, BGHBHJ105, 13f142, BGBTFER6, BGCuponation10, BGMA1903, BG10OFFAFF, BGwhielabel, BG10OFFAFF1, BANGGOODSD, BGXPDE031
(probably won’t work, but you can try them out)
Price history and price alert
Do you need price history chart (for all/most countries) for DIGOO DG-618 UV Sterilization Shoes Dryer? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).