Just check coupons out (with price alert and history). You probably want to know what is the best price?
Refrigerant R134a, APP Smart Car Fridge, Cooling Range – 20 to 20 ℃, Voltage DC 12V / 24V AC 100V – 240V 50 – 60Hz, Poly Foam, Noise Less Than 45db, Weight 9600g, Material Poly Bag, Size 57x 32x 26cm, Specification, ABS, Capacity 15L, Energy Consumption 0.2kWh / 24h, Color Blue, Model B15, Power 45W
Aliexpress
I could not find it on Aliexpress. 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. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($229.71): BGHOMEAPP
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BGfreezer25, BGAlpicool, BG15AL9, BGaDmITAd, BGAlpicoo, 502C6B, BGBFAFF2019, BGCITYADS2019, Wholesale20, 2020CNY, BGMPB2020
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Price history and price alert
Here is price history (for all/most countries) for Alfawise/Alpicool B15 15L/12V/24V Car Freezer.
Price records source(s): Gearbest, 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)).