When I was updating this page, then coupon price was $8.99 for 400 Games Retro Handheld Game Console (in Banggood). You can create price alert here, copy coupons and view price history. What is best price?
Latest coupon code price check (UTC time):
400 Games Retro Handheld Game Console 8-Bit 3.0 Inch Color LCD Kids Portable Mini Video Game Player – Blue
Banggood ($8.99)
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it? Isn’t it too expensive? According to my database, the average price is $10.10 and current price is $8.99, so it’s probably a good price!
Link: Banggood product page
Price: $8.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG589b2e, BG0751e0, BGab3529, BG85c0df, BG1f1971, BG40e377, BGf9c1ad, BGeaf4e2, BGbec9d8, BGRSEPT400, BG982d4b
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for 400 Games Retro Handheld Game Console? There we go.
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)).