Size: about 245*137*375mm, Voltage: AC 220V/50HZ, Applicable area: 0-30m2, [Conversion: 1mm=0.03937 inch / 1inch=25.4 mm], Input Power: 90W, Dehumidification: <1.1L/h, Water tank capacity: 2200ML. Basically copy coupon, view price history or create e-mail price alert. 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 coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($127.50): BGCAPITALOS8
you should apply the coupon in your 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): TTBLACK5, BGMARCHSALE, BG589b2e, BGAUGUST8, BGCOUPERT8
(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 2.2L 220V Home Air Dehumidifier 90W. The lowest price was: $85.99.
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)).