Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – DIGOO Wireless Weather Station [EU] (-3 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I found coupon for you. Check this out.
Link: Banggood product page
Coupon (36.51 USD): ADMITAD2212
(CouponsFromChina.com tip: this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): bGhOnEy10, BGDG88681, BGDG8868, BGSM15, BGSMOFF, BGDGASG, BGSTHO15, BGHONEY2110, BGbfd2eb, BGSHOM15, BGSHE15, 13f142, BG0ee75b, BGSMALL8, BG68f6a6, BGND043, BG4da7aa, BGcb7312, BG4a7a54, BGHU1540, BGSmart6, MVC8SPRING, 8BGwbg2204, 2203ActiesNL, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BGJUNEGSG9, Cuponation9, 9OFFSUMMER, BGfffe5f, BG8ReviTrage
(these coupons are old, so probably won’t work)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – DIGOO Wireless Weather Station [EU] (-3 USD)
Price history and price alert
Check out price history chart (for all/most countries) for DIGOO Wireless Weather Station.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).