Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – ELEGIANT EOX-9906 Touch Indoor Outdoor Weather Station [EU] (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There are no active coupons for this product, but the price is pretty low isn’t it?
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG711f9e, BG4a7a54, ADMITAD2212, BGSmart6, MVC8SPRING, 8BGwbg2204, 2203ActiesNL, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BGJUNEGSG9, BG8ReviTrage, Cuponation9, 9OFFSUMMER, BGeb7f6a
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – ELEGIANT EOX-9906 Touch Indoor Outdoor Weather Station [EU] (-3 USD)
Price history and price alert
Price history (for all/most countries) for ELEGIANT EOX-9906 Touch Indoor Outdoor Weather Station is here.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).