Gear Adjustment: 5gear, Brand: Deerma, Spray Volume: 330ml/h, Noise: 38dB, Model: DEM-RZ100, Applicable Area：21m²-30m², Power: 300W, Power: 300W, Spray Volume: 330ml/h, Voltage: 220V50Hz, Voltage: 220V 50Hz, Water Tank Capacity: 2.3L, Brand: Deerma, Model: DEM-RZ100, Gear Adjustment: 5gear, Water Tank Capacity: 2.3L.
Check coupons or create price alert down below. 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 price update (UTC time):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
1. ($156.41): BG10OFFAFF1
coupon code has to be applied in shop’s cart 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): BGHOMEA13, 7bcdf9, BGCuponation10, BG10OFFAFF, BGwhielabel
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for Deerma DEM-RZ100 Humidifier 2.3L? There we go. The lowest price was: $133.97.
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)).