$21.99 – TV01 Tuya ZigBee3.0 Smart WIFI Thermostatic Radiator Valve Actuator TRV (Banggood, Aliexpress: Self-programming / default 5 stages / up to 10 stages: Supported, Comfortable/Eco temperature: Supported, Set separately for day /weekday /weekend / or whole week: Supported, Battery Battery: 2x 1.5V LR6/mignon/AA (Battery not included), Child-lock: Supported, Device size (length × width × height): 55.3x 54x 98.3mm, Low-noise gearbox: Supported, Safety Certification: CE/ROHS, Boost function: Supported, Working environment: Indoor, Open window detection: Supported, Automatic frost protection: Supported, Mobile app control /easy to operate: Supported, Working temperature: -10℃-40℃, Degree of protection: lp20, Temeprature range: 5℃-30℃, Offset temperature: Supported, RF Version: Zigbees, Connection: M30x1.5mm, MAX travel: 6mm, Holiday function: Supported, Device weight: 190g, Open area RF range: >60m/10m, Voice control: Supported, Battery life: 1.5 Years, Constant temperature tolerance: ±0.7℃, Frequency[Hz]: 2.4GHz, Battery Type: Alkaline (the best price with coupon)).
When I was updating this page, then coupon price was $21.99 for TV01 Tuya ZigBee3.0 Smart WIFI Thermostatic Radiator Valve Actuator TRV (in Banggood). Basically copy coupon, view price history or create e-mail price alert. Best price?
Latest price update (UTC time):
Banggood ($21.99)
Banggood warehouse is located in China. I don’t think there is an active coupon right now – at least in my database. Price? Actually this is the best price in history according to CouponsFromChina database!
Link: Banggood product page
Price: $21.99
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/i1u
There were country-specific coupon codes published on Couponsfromchina social channels and price alerts. Coupon price may vary by country, because there’re different VAT rates, shipping cost etc. There is a chance that some latest coupons are still working:
1. (17.10.2024, $22.99): BG24PL14OCTK
Item: TV01 Tuya ZigBee3.0 Smart WIFI Thermostatic Radiator Valve Actuator TRV
Countries: Poland
Old coupons (from the oldest to the newest): Cuponation9
(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 TV01 Tuya ZigBee3.0 Smart WIFI Thermostatic Radiator Valve Actuator TRV. The lowest price was: $21.99.
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)).