I have checked all old coupons and price is 8.99 USD for Geekcreit AC 100-240V to (in Banggood). Just check coupons out (with price alert and history). Best price?
Latest price update (UTC time):
Banggood (8.99 USD)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. Isn’t it too expensive? From what I can see this price is higher than average price (7.12 USD).
Link: Banggood product page
Price: 8.99 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGAFF10OFF, bGhOnEy10, BGgeek11%, bgshOOp10, BgoFErTaSchInA10, BG12V5A1, BgcLuBofErtA10, BG12V5A2, BGRUMB15, BGGEE13, BG13geek, BGHONEY2110, 13f142, BG00c906, ADMITAD2212, 2022ACTIESNL, Terence, BG332c89, Tabby20, BG1efeb0, MVC8SPRING, BG5a9cd0, 2203ActiesNL, pROMo8cuPoN, BGJUNEGSG9, Cuponation9, 9OFFSUMMER, BG589b2e
(probably won’t work, but you can try them out)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. Europe – Geekcreit AC 100-240V to DC 12V 5A 60W Power Supply [EU] (-3 USD)
Aliexpress
Click here… to search for Geekcreit AC 100-240V to DC 12V 5A 60W Power Supply on Aliexpress
Here are coupons that you can use.
Price history and price alert
Here is price history (for all/most countries) for Geekcreit AC 100-240V to DC 12V 5A 60W Power Supply.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).