Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe . I am tired of searching coupons, but I found one for you…
Link: Banggood product page
Coupon (7.27 USD): Cuponation9
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply 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): BGf0ddbd, MVC8SPRING
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for Bakeey 2.4G Zigbee WIFI Smart Dimmer Switch [EU].
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).