Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (9.95 USD): BGccec78
Coupon (9.95 USD): BGLEDNOV2022
(CouponsFromChina.com tip: apply code in your basket (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
Here is price history (for all/most countries) for Qualitell 5V LED Warm White Fairy Star Globe Night Light.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).