Aliexpress
Click here… to search for WQ-Q6 48V 12.5Ah 500W 10Inch Electric Scooter [EU] on Aliexpress
Here are coupons that you can use.
Latest coupon code price check (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. There is one great coupon!
Link: Banggood product page
Coupon (509.99 USD): BG663426
(CouponsFromChina.com tip: this code has to be applied 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’s a new item in our database, so I can’t create price history chart. We have saved this price in database: 509.99 USD.
You can set price alert (for Banggood).