Aliexpress
Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in Europe . I found coupon for you. Check this out.
Link: Banggood product page
Coupon (156.39 USD): BGAUGUST8
(CouponsFromChina.com tip: apply it 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): BG794610, BG73222d, BG10OFFAFF1, BGef2be7, BGf69d67, 8Couponsde, BG59de06, Cuponation9, BG00c906, BG8OFFCOUPON, TTBLACK5, BGc8e14f, BG53ded1, BGSORIDING
(probably won’t work, but you can try them out)
Price history and price alert
Here is price history (for all/most countries) for HA113-4 Electric Scooter Battery 36V 7.8Ah 280.8Wh [EU].
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).