Aliexpress
Click here… to search for DANIU Digital Thermometer Hygrometer on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I can’t find any active coupons for this product in Banggood.
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): 502C6B, 199e54, 15NATURE, BG20DANIU, AFfbG10, BGFDJ, BGVDay10%off, BGMPB2020, BGAFF10OFF, bGhOnEy10, BGBG7937, BGSS10%SW, BGherra, 13f142, BGCNNY27, BG782741CZ, BG7c4779
(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 DANIU Digital Thermometer Hygrometer? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).