When I was updating this page the price was $26.99 for SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch (in Banggood). Price history, coupons and price alert are available on this page. What is the best price?
Latest price update (UTC time):
SONOFF SWV Zigbe Smart Water Valve Smart Timing Irrigation Switch Track 6-month Historical Data Support Open-source Platforms Voice Control with Alexa Google Home – SWV-BSP
Banggood ($26.99)
Banggood warehouse is located in China. Good or bad price? I have never seen better price than the current one in CouponsFromChina database, so it’s the best! Nice, I’ve got 2 active coupon codes for you!
Link: Banggood product page
Price without coupon: $34.99
1. ($26.99): BG44101b
2. ($31.99): BG72fc90
apply it in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
This is the best price ever noted in my database!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
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. (30.9.2024, $30.99): BGXASWIETO
Item: SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch
Countries: Poland
Old coupons (from the oldest to the newest): BGb44df1
(probably won’t work, but you can try them out)
Aliexpress
There’re some similar (or not) items on Aliexpress
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 SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch.
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)).