$18.45 – Atuman MT2 3in1 Hygrometer Alarm Clock Timer (Banggood, Aliexpress: NEW Atuman MT2 3in1 Multifunctional Hygrometer Alarm Clock Timer -9.9°C~60°C LCD Display Temperature Humidity Monitor Accurate Environmental Monitoring – MT2 (the best price with coupon)).
I have checked all old coupons and price is $18.45 for Atuman MT2 3in1 Hygrometer Alarm Clock Timer (in Banggood). Price history, coupons and price alert are available on this page. Let’s see what best price is ATM.
Latest coupon code price check (UTC time):
Banggood ($18.45)
Banggood warehouse is located in China. Coupons for Atuman MT2 3in1 Hygrometer Alarm Clock Timer? Nope, there’re no coupons in Banggood. Is it a reasonable price for this item? Pretty good price – average ($18.49) is higher than current one!
Link: Banggood product page
Price: $18.45
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/feV
Old coupons (from the oldest to the newest): BG3b93ed, BG7b0d2c, BG437481
(these coupons are old, so probably won’t work)
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.
Price history and price alert
Here is price history (for all/most countries) for Atuman MT2 3in1 Hygrometer Alarm Clock Timer. The lowest price was: $16.99.
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)).