Aliexpress
Click here… to search for SONOFF DW2 Door/Window Sensor [EU] on Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – SONOFF DW2 Door/Window Sensor (9.99 USD)
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Europe 
. As you can see I didn’t find any active coupon for this product right now… I can’t tell you if this price is good – not enough records in my database, so I won’t judge.
Link: Banggood product page
Price: -3 USD
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGSONOFFDW2, BGSONOFF15, BGELIG0920, BgcLuBofErtA10, BGDW2, BGSONOFF16, BG1674, BGSTHO15, BGHONEY2110, BGSHOM15, BGSHE15, 13f142, 6GSGIT, ADMITAD2212, BGSmart6, MVC8SPRING, pROMo8cuPoN, BGJUNEGSG9, BG15Sonoff, BG8b589f, Cuponation9
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – SONOFF DW2 Door/Window Sensor (9.99 USD)
Price history and price alert
Well, you won’t see price history chart, coz we have only 1 database record for this item (and price was 9.99 USD).
You can set price alert (for Banggood).