Aliexpress
Click here… to search for Minleaf ML-WS1 Window Cleaner Robot [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.
Link: Banggood product page
Coupon (69.99 USD): BGCZRUMNF
Coupon (126.89 USD): BG10OFFAFF
Coupon (126.89 USD): BGwhielabel
Coupon (131.99 USD): 7bcdf9
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply 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): BGCZDSMNFW, BGCZMNFWC, BGHOMEA13
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Price history is not available for this item (not enough database records)! The lowest price was 69.99 USD though.
You can set price alert (for Banggood).