250W PD Car Charger QC3.0 is for $5.59 (in Banggood). You can create price alert here, copy coupons and view price history. You probably want to know what is the best price?
250W PD Car Charger QC3.0 Fast Charge with Digital Display Plug Car Charger Socket Flash Charge Digital Display Car Charger – A
Latest price update (UTC time):
Banggood ($5.59)
Banggood warehouse is located in China. So I have checked for active coupons (all category coupons and old ones), but there was no working coupon in Banggood. Price? Looks like this is great price. I didn’t track lower than that in CouponsFromChina database ever.
Link: Banggood product page
Price: $5.59
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGa9aec6
(these codes were not working in latest coupon update, but you can check them 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
Check out price history chart (for all/most countries) for 250W PD Car Charger QC3.0.
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)).