Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. I’m not sure about the price, coz I have only 1 record(s) in my database.
Link: Banggood product page
Coupon (18.00 USD): BG12a783
Coupon (41.39 USD): 8BGwbg2204
(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
Price history and price alert
There is only one database record (it was for 18 USD), so you can’t see price history chart.
You can set price alert (for Banggood).