$27.99 – SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch (Banggood, Aliexpress: 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 (the best price with coupon)).
I have checked all old coupons and price is $27.99 for SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch (in Banggood). Get coupons, create price alert or check price history out! Best price?
Latest price update (UTC time):
Banggood ($27.99)
Banggood warehouse is located in China. Low/high price? IMHO this is a good price, coz it’s lower than average ($28.77) There is one great coupon!
Link: Banggood product page
Price without coupon: $29.99
1. ($27.99): BG83d7d5
you should apply the coupon in your 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. (14.3.2025, $26.99): BGRASWV
Item: SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch
Countries: Belgium, France, Italy
2. (12.3.2025, $26.99): BGRA484
Item: SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch
Countries: Belgium, France, Italy
3. (7.3.2025, $27.99): BG9bcaad
Item: SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch
Countries: Hungary
4. (24.2.2025, $25.99): BGRA326
Item: SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch
Countries: Italy, France
5. (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): BG72fc90, BGb44df1, BG44101b, BG460e30
(you can check these old coupons out, but these 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
Check out price history chart (for all/most countries) for SONOFF SWV Zigbee Smart Water Valve Timing Irrigation Switch. The lowest price was: $24.99.
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)).