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Aliexpress
There’re some similar (or not) items on Aliexpress
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Latest coupon code price check (UTC time):
USB 3.0 Type-A adapter, 90 degrees angled
Price history and price alert
Here is price history (for all/most countries) for AM/AF Vertical USB 3.0 Adapter.
Price records source(s): Gearbest
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)).