$28.99 – MoesHouse Tuya WIFI Smart Knob Thermostat Gas Boiler Heating Remote Controller LCD Display Mobile Phone APP Control Touch Screen Work with Alexa Google Assistant – Black.
I am monitoring price for MoesHouse Tuya WIFI Smart Knob Thermostat and it is for $28.99 now (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Latest coupon code price check (UTC time):
Banggood ($28.99)
Banggood warehouse is located in China. What about the price? Current price is the lowest in history (according to CouponsFromChina database)! Only one coupon available!
Link: Banggood product page
Price without coupon: $34.99
1. ($28.99): BGc95c5f
just apply this code in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
This is the best price ever noted in my database!
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
Price history (for all/most countries) for MoesHouse Tuya WIFI Smart Knob Thermostat is here. The lowest price was: $28.99.
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)).