Electric Power 50W, Focusing Method Fixed Focus Laser / No Need to Focus, Carving Objects Wood / Bamboo / Cardboard / Plastic / Leather / PCB Board / Aluminum Oxide / Non-reflective / Electroplating Layer and Paint Surface Layer Metal / 304 Mirror Stainless Steel / Glass / Ceramics / Cotton Cloth / Slate;, Print Size Recommend Print Size 410*400mm, Engraving Accuracy 0.01mm, Wave Length 445 ± 5nm, Item Model Number ATOMSTACK S10 PRO, Laser Output Power 10-11W, Cutting Objects Cardboard / Non-woven Fabric / Wood Board / Acrylic / Some Thin Plastic Board / Sponge;.
Just check coupons out (with price alert and history). Let’s see what best price is ATM.
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 coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($299.00): BGc6fc00
2. ($302.00): BG8a33b4
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
Old coupons (from the oldest to the newest): BGd2e9c5, BG0c043d, BG1b3db5, BGbd2d38, 2203ActiesNL, BG903a15, BG8055c0, BG73c1b2, BG6081bb, BG564787, Cuponation9, 9OFFSUMMER, BG02d038, BG45199a, BG905ba6, BGad7bc3, BGfda0c4, BGd0d200, BG56162c, BG4ce4d6, BG589b2e, BGf98a70, BG312929, BGea19a2
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Here is price history (for all/most countries) for ATOMSTACK S10 PRO Flagship Laser Engraving Cutting Machine. The lowest price was: $299.
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)).