Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Tuya Smart WiFi Door Window Sensor (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe . We have found one coupon for this product!
Link: Banggood product page
Coupon (3.99 USD): BGea587f
(CouponsFromChina.com tip: apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BG1ee4e7, ADMITAD2212, BGSmart6, BG03da0b, MVC8SPRING, 8BGwbg2204, BGJUNEGSG9, TTSUMMER8, Cuponation9
(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. China – Tuya Smart WiFi Door Window Sensor (-3 USD)
Price history and price alert
Here is price history (for all/most countries) for Tuya Smart WiFi Door Window Sensor [EU].
Price records source(s): Banggood
Click on image to enlarge.
You can set price alert (for Banggood).