$10.99 – Wifi Tuya Smart Smoke Detector Sensor 80DB Alarm Fire Smoke Detector Wifi Fire Protection Home Security Alarm Smart Life APP.
$10.99 – that is current price with coupon for Wifi Tuya Smart Smoke Detector Sensor (in Banggood). You can create price alert here, copy coupons and view price history. Do you want to know what the best price is?
Latest price update (UTC time):
Banggood ($10.99)
Banggood warehouse is located in China. Low/high price? Well, according to CouponsFromChina database this price is the best in history (5 records). There’re 2 active coupon codes available! Awesome!
Link: Banggood product page
Price without coupon: $11.99
1. ($10.99): BGEUYANWU
2. ($10.99): BGEULABOR18
paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
This is the best price ever noted in my database!
Old coupons (from the oldest to the newest): BG589b2e
(there’s a little possibility that old coupon will 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 Wifi Tuya Smart Smoke Detector Sensor. The lowest price was: $10.99.
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)).