Model JR-ZS248, Input Interface Type-C, Applicable Mobile Phone Size 4.5 inch-6.7 inch, Compatible Model Compatible with Qi-Standard wireless charging model, Output 5W/7.5W/10W/15W (MAX), Input 5V/2A 9V/2A 12V/1.5A, Material ABS+PC, Charging Distance ≤8MM, Car Charger Requirements QC3.0 Car Charger, Brand Joyroom, Package Included 1* Phone Holder.
Basically copy coupon, view price history or create e-mail price alert. Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($47.00): BGGutscheine
2. ($47.52): BG8ReviTrage
3. ($47.52): BGcoupon8off
4. ($48.55): BG00c906
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG9a4d5b, BGAlerabat, 2022ACTIESNL, BGPHholder, hoNEYbGdeAlS, BGJUNEGSG9, DealBGimpact, Cuponation9, 9OFFSUMMER
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Check out price history chart (for all/most countries) for JOYROOM JR-ZS248 15W Qi Wireless Car Charger. The lowest price was: $41.32.
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)).