Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Excellway 9-24V 3A AC/DC Adapter US Plug [EU] (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. I have no active coupons for you right now.
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): f8cb38, BG-Excellway, 6c9903, TS15prime, TISPrime01, Tools3, BGCITYADS2019, AFfbG10, BG2903, BGOMG23, BGECW15, bGhOnEy10, BGdragonBoat, BGSS10%SW, BGEES11, BgoFErTaSchInA10, BGeLt15, BgcLuBofErtA10, 13f142, BGAFF10OFF, BGCuponation10, BGHONEY2110, BANGGOODSD, 00c906, BG00c906, ADMITAD2212, 2022ACTIESNL
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Excellway 9-24V 3A AC/DC Adapter US Plug [EU] (-3 USD)
Price history and price alert
Here is price history (for all/most countries) for Excellway 9-24V 3A AC/DC Adapter US Plug.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).