255*360mm.
Check coupons or create price alert down below. Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood.
Link: Banggood product page
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): Email5, 7d18f7, 13f142, BG4da44f, BGc6c324, ADMITAD2212, 2022ACTIESNL, BGc94848, BG69f352, BG1ee2d4, 8Couponsde, MVC8SPRING, BGf7f44a
(there’s a little possibility that old coupon will work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – FLSUN QQ-S 3D Printer [EU] ($-3)
Price history and price alert
Here is price history (for all/most countries) for FLSUN QQ-S 3D Printer. The lowest price was: $322.99.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).