Aliexpress
Click here… to search for ACCOLMILE FLAMINGO 36V 14.5Ah 250W 700x38C Electric Bicycle [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. This is new product in my database, so I don’t know if this price is good. We have found one coupon for this product!
Link: Banggood product page
Coupon (1329.99 USD): BGccfda5
(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
Price history and price alert
It doesn’t make sense to generate price history chart, because there is one price record which is: 1329.99 USD.
You can set price alert (for Banggood).