Aliexpress
Click here… to search for EWeLink WiFi EU Plug Smart Power Socket [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. Sorry, but there’s no price history in my database. Only one coupon available!
Link: Banggood product page
Coupon (11.04 USD): BGSmart6
(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
Price history and price alert
It’s a new item in our database, so I can’t create price history chart. We have saved this price in database: 11.04 USD.
You can set price alert (for Banggood).