Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Operating temperature 37-50℃, Charging time 6 hours, white, Operating hours 3-12 hours, Material ABS + PC, Output power 5W (max), pink, Input interface Type-C, Color Black, Input charging current DC 5V-0.8A, Weight 522g, Size 134x 180x 310.5mm
Aliexpress
There’re some similar (or not) items on Aliexpress
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. There is one coupon available! Pretty cool, huh?
Link: Banggood product page
1. ($26.09): AFfbG10
you should apply the coupon in your cart 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): BGfan2299, BGOD1
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi SOLOVE 5W Table Fan.
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)).