Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – 4x BlitzWolf BW-SHP8 Smart WIFI Wall-in Socket (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. I’m not sure about the price, coz I have only 1 record(s) in my database. Only one coupon available!
Link: Banggood product page
Coupon (54.59 USD): Cuponation9
(CouponsFromChina.com tip: you should apply the coupon 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): BG3ff625, BGSmart6, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, hoNEYbGdeAlS, COUPONSDE1wk
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – 4x BlitzWolf BW-SHP8 Smart WIFI Wall-in Socket (-3 USD)
Price history and price alert
There is only one database record (it was for 48 USD), so you can’t see price history chart.
You can set price alert (for Banggood).