Price history, coupons and price alert are available on this page. Best price?
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
For SONOFF AM2301 Smart Sensor SONOFF TH10/TH16 monitors temperature and humidity | $14.79 | – |
Click here to search by yourself. Here are coupons that you can use.
Latest coupon code price check (UTC time):
1x TH16 Thermostat Module, 1x AM2301 Temperature And Humidity Sensor
Banggood
Banggood warehouse is located in China. As you can see I didn’t find any active coupon for this product right now…
Link: Banggood product page
Price: $-3
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 and https://couponsfromchina.com/short/5cd
Old coupons (from the oldest to the newest): e2bcea, elec, BGBFAFF2019, BGCITYADS2019, BGE13, 13f142, BG9NY, BGVDay10%off, bGhOnEy10, BGTT10, BGSMOFF, BGSAMRTH, BGAFF10OFF, BGSTHO15, BGHONEY2110, BGSHOM15, BGSHE15, BG15Sonoff
(system checks these coupons on every price check (like once per 24 hours), but you can check them out anyway)
Price history and price alert
Price history (for all/most countries) for SONOFF TH16 With AM2301 Sensor is here.
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)).