Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe .
Link: Banggood product page
Coupon (96.59 USD): BG8OFFCOUPON
Coupon (96.59 USD): TTBLACK5
Coupon (98.69 USD): BG00c906
(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): BG6918W, BG6018, BG6318W, BGRUMB15, BG73RD18, BG67RD, BGSTUDENT10, BGCuponation10, BG0646, BG16RD18, BG6018RD, 7bcdf9, BGab95d4, BGVNRD01, BGbabe19, 13f142, BGab91d4, BG7894ce, Terence, BG1efeb0, BGPL18MAJA0, 8wEbgaInS5, BGPL19MAJA0, pROMo8cuPoN, hoNEYbGdeAlS, BGJUNEGSG9, BG2c7a74, BGc52e1d, 9OFFSUMMER, Cuponation9, BG8ReviTrage, BGGutscheine
(these coupons are old, so probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for RIDEN RD6018 RD6018W USB WiFi DC to DC Power Supply [EU].
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).