$23.99 – SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve (Banggood, Aliexpress: SONOFF TRVZB Smart Zigbe Thermostatic Radiator Valve Intelligent Thermostat Temperature Controller APP&Voice Control Work with Alexa Google Home (the best price with coupon)).
You can get SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve for $23.99 with coupon (from Banggood). Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Latest price update (UTC time):
Banggood ($23.99)
Banggood warehouse is located in China. What about the price? Cool, average is $24.81, so current price is lower! Only one coupon available!
Link: Banggood product page
Price without coupon: $24.99
1. ($23.99): BGca82bd
coupon code has to be applied in shop’s cart after clicking “Proceed to checkout”. Click to copy code and open shop.
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. (14.1.2025, $22.99): BG7d3ad4
Item: SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve [EU]
Countries: Greece, Lithuania
2. (30.12.2024, $21.99): BGe25e08
Item: SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve
Countries: Germany
3. (26.11.2024, $22.82): BGRA330
Item: SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve
Countries: France, Italy
Old coupons (from the oldest to the newest): BG6bd0d3, BGfe40ba, BG0fdb5f, BG270b72
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve [EU] ($-3)
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
Do you need price history chart (for all/most countries) for SONOFF TRVZB Smart Zigbee Thermostatic Radiator Valve? There we go. The lowest price was: $20.99.
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)).