Check if there is 7.79 USD coupon for USB 3.1 Type-C to High Definition Multimedia Interface Adapter Cable (in Banggood). Go down and check coupons out. Remember to check price history if it is available. Do you want to know what the best price is?
Latest coupon and price update (UTC):
Banggood (7.79 USD)
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now… Isn’t it too expensive? It’s a good price, isn’t it? The average is 8.16 USD.
Link: Banggood product page
Price: 7.79 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGWSCYT1, BGde2f67, BGc209d1, BG589b2e
(I don’t think these’re gonna work, but you can try ’em out anyway)
Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for USB 3.1 Type-C to High Definition Multimedia Interface Adapter Cable? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).