Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
Coupon (658.93 USD): BGEBSC15
Coupon (691.99 USD): 7bcdf9
(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
Old coupons (from the oldest to the newest): BGCMSF12P, PICODICOM, BGCMSF12CN, BGCMSF12CN19, bGpAnDacHeCk
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for CMSBIKE F12 Pro 13Ah Electric Scooter? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).