You can get 800 Games Retro Handheld Game Console for $10.99 using coupon code (in Banggood). Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
Latest coupon and price update (UTC):
800 Games Retro Handheld Game Console 8-Bit 3.0 Inch Color LCD Kids Portable Mini Video Game Player – Blue
Banggood ($10.99)
Banggood warehouse is located in China. There are no coupons available at this moment in Banggood. Is it expensive? This price is higher than average price ($10.57) for this item.
Link: Banggood product page
Price: $10.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGb0e01c, BG589b2e, BG0c2652, BG1e0b17, BG0a5d9e, BG9fc796, BG2ff8ff, BGRSEPT800
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
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 800 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)).