Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (19.99 USD): 938be3
Coupon (22.24 USD): vipupgrade8
(CouponsFromChina.com tip: this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Price history and price alert
Price history (for all/most countries) for BlitzWolf BW-PS1 Power Strip EU Plug is here.
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).