Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – KTNNKG 433MHz Universal Wireless 86 Wall Panel (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe 
. There’s only 1 record in my database, so I have no idea if the price is OK. There is one great coupon!
Link: Banggood product page
Coupon (7.33 USD): 2203ActiesNL
(CouponsFromChina.com tip: this code has to be applied in your 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): BGSmart6, pROMo8cuPoN
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – KTNNKG 433MHz Universal Wireless 86 Wall Panel (-3 USD)
Price history and price alert
It’s a new item in our database, so I can’t create price history chart. We have saved this price in database: 4.99 USD.
You can set price alert (for Banggood).