Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – G600 Digital Microscope [EU] (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. Coupons for G600 Digital Microscope? Nope, there’re no coupons 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): 265486, 2b2b18, BGG600, BGG60068, BGRULERS, AFfbG10, BGVDay10%off, BGBG7937, BGTT10, bGhOnEy10, 7970ce, BGSS10%SW, BGherra, BGJPmst282, 13f142, BGCuponation10, BG08a82c
(you can check these old coupons out, but these probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – G600 Digital Microscope [EU] (-3 USD)
Price history and price alert
Here is price history (for all/most countries) for G600 Digital Microscope.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).