Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe 
. I can’t tell you if this price is good – not enough records in my database, so I won’t judge.
Link: Banggood product page
Coupon (9.99 USD): 1673bd
Coupon (9.99 USD): c2f567
(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
Price history and price alert
Well, you won’t see price history chart, coz we have only 1 database record for this item (and price was 9.99 USD).
You can set price alert (for Banggood).