According to my DB the lowest price is $17.99 for External Optical Drive USB 3.0 Type-C CD/DVD/VCD (in Banggood). You can create price alert here, copy coupons and view price history. Do you want to know what the best price is?
External Optical Drive USB 3.0 Type-C Transparent CD/DVD/VCD Burner Player Reader RW Drive for Mac Win System PC
Latest coupon code price check (UTC time):
Banggood ($17.99)
Banggood warehouse is located in China. I’m afraid that there’s no working coupon in Banggood. Well, is it a good price anyway? This price is higher than average price ($13.99) for this item.
Link: Banggood product page
Price: $17.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
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 External Optical Drive USB 3.0 Type-C CD/DVD/VCD? 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)).