Weight 417g, Size 83mmx 83mmx 160mm, Capacity 230ML, Color White, Current 350mA, Pink, Voltage DC5V, Noise 20db – 40db, Volume 35ml/H.
You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
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 price update (UTC time):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($17.30): BGHONEY2110
2. ($17.30): BG10OFFAFF
3. ($17.30): BGwhielabel
4. ($18.22): 13f142
coupon code has to be applied in shop’s 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/i1u
Old coupons (from the oldest to the newest): vipupgrade8, TTxBG10, BGSolove12, aff7off, AFfbG10, affbg10, BGVDay10%off, BGHOMEG12, BGAFF10OFF, BGTT10, bGhOnEy10, BGdragonBoat, BGSS10%SW, bgshOOp10, BGHome15%, BGHOMEA15%, BgcLuBofErtA10, BGCuponation10
(I don’t think these’re gonna work, but you can try ’em out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for Xiaomi Solove 230ml Air Humidifier Night Light White? There we go. The lowest price was: $11.77.
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)).