Type Air Vent Clip Type, Material Aluminum Alloy, Color Black, Silver, Fragrance Type Solid, Fragrance Flavor Lemon. Olive, Orange(Total three pieces), Product Size 93X14X31mm, Weight 50g, Quantity 1Pcs.
Just check coupons out (with price alert and history). What is the 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 and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($21.24): BGCARELEC
2. ($21.73): bGhOnEy10
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/i1u
Old coupons (from the oldest to the newest): 592180, 4ed877, BgAuMotor, AM15prime, Automo, Automo1, BGAutos, BGCS10
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi Uildford Car Air Freshener Black. The lowest price was: $9.49.
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)).