Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – WAINLUX K6 3000mW Laser Engraver [EU] (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood.
Link: Banggood product page
Price: -3 USD
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!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGWAINLUX, BG17373, 7bcdf9, BGCuponation10, BGLaserEquip, BGHONEY2110, BG5f320b, BGed1d0f, BGWLPROCZ, BG6213c9, BG208267, BG620fbc, BGfc0b80, 00c906, BGf3a704, BG00c906, ADMITAD2212, 2022ACTIESNL
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – WAINLUX K6 3000mW Laser Engraver [EU] (-3 USD)
Price history and price alert
Here is price history (for all/most countries) for WAINLUX K6 3000mW Laser Engraver.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).