$14.99 – Wireless protocol: ZigBe, Humidity measurement range: 0%-99%RH, Screen size: φ46.5mm(ROUND)/46.5×46.5mm(SQUARE), Product size: φ60×16.7mm(ROUND)/16.7×60×60mm(SQUARE), Battery specification: CR2032 button cell, Product weight: 60g, Temperature measurement range: -10℃~50°C, Product Name: ZigBe Temperature Humidity Sensor, Working voltage: DC2.4V-3V.
When I was updating this page the price was $14.99 for MoesHouse Tuya ZIGBEE Temperature Humidity Sensor (in Banggood). Check coupons or create price alert down below. Let’s see what best price is ATM.
Latest coupon and price update (UTC):
Banggood ($14.99)
Banggood warehouse is located in China. There is no active coupon in my database right now (for Banggood). But wait a sec… Is it a good price? Maybe there’re no more promotions for this item, because current price is higher than average (which is equal $13.99)
Link: Banggood product page
Price: $14.99
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
Old coupons (from the oldest to the newest): BG1dda5f, BG6505a5
(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 MoesHouse Tuya ZIGBEE Temperature Humidity Sensor. The lowest price was: $11.99.
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)).