Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe 
. There’s only 1 record in my database, so I have no idea if the price is OK.
Link: Banggood product page
Coupon (40.03 USD): Cuponation9
Coupon (40.03 USD): 9OFFSUMMER
Coupon (40.47 USD): DealBGimpact
Coupon (41.35 USD): BG00c906
(CouponsFromChina.com tip: coupon code has to be applied in shop’s cart 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): BG7ff245, BGVehicles10, BGCityadsRC, 8wEbgaInS5, BGToys1, BGRCT10, BGJUNEGSG9
(I don’t think these’re gonna work, but you can try ’em out anyway)
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 26.39 USD).
You can set price alert (for Banggood).