Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe . Well, there is one coupon available right now.
Link: Banggood product page
Coupon (593.99 USD): 341d2f
(CouponsFromChina.com tip: just apply this code in your 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): BGd369af, BGd6cbc6, BG1023c0, BGd887cd, BGb24021, BG9fbe6a, BG27fca1, BG5359be, BG631736, ZEROKINV1, BGc8e14f
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for KUGOO V1 7.5Ah 48V 400W 14in Electric Bike [EU].
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).