$13.79 – Tuya Smart WiFi Water Flood Sensor 2.4GHz Smart Home Wireless APP Remote Control Alarm Push Notification Water Leakage Overflow Detector Compatible With Alexa Google Home.
You can get Tuya Smart WiFi Water Flood Sensor 2.4GHz for $13.79 with coupon (from Banggood). Get coupons, create price alert or check price history out! What is the best price?
Latest price update (UTC time):
Banggood ($13.79)
Banggood warehouse is located in China. There are no coupons for this product in Banggood. What about the price? From what I can see this price is higher than average price ($10.75).
Link: Banggood product page
Price: $13.79
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG589b2e
(I don’t think these’re gonna work, but you can try ’em out anyway)
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 Tuya Smart WiFi Water Flood Sensor 2.4GHz? There we go. The lowest price was: $9.39.
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)).