I am monitoring price for BALDR Wireless Digital Color Display Weather Station and it is for $25.99 now (in Banggood). You can create price alert here, copy coupons and view price history. Let’s see what best price is ATM.
Latest coupon and price update (UTC):
BALDR Wireless Digital Color Display Weather Station Clock Barometer Thermometer Hygrometer Trend Sun Time Forecast Sensor -40℃ – White EU Plug
Banggood ($25.99)
Banggood warehouse is located in China. I couldn’t find any coupon for this product on latest product update. But wait a sec… Is it a good price? Pretty good price – average ($30.17) is higher than current one!
Link: Banggood product page
Price: $25.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): BG2c7d4a, BG7d187e, BG0195fd
(probably won’t work, but you can try them out)
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Check out price history chart (for all/most countries) for BALDR Wireless Digital Color Display Weather Station.
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)).