Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China. This is new product in my database, so I don’t know if this price is good. Well, there is one coupon available right now.
Link: Banggood product page
Coupon (29.32 USD): BGc70579
(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
It doesn’t make sense to generate price history chart, because there is one price record which is: 16.99 USD.
You can set price alert (for Banggood).