Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
MT7603 USB Wifi Adapter 300Mbps | 5.30 USD | – |
 |
300Mbps Wireless WIFI Repeater | 7.71 USD | – |
 |
WiFi USB 3.0 Adapter 1300Mbps Bluetooth 4.2 | 10.32 USD | – |
 |
Xiaomi Mijia WiFi Repeater Pro 300M EU Plug | 13.06 USD | – |
 |
WiFi USB 3.0 Adapter 1300Mbps Bluetooth 4.2 | 13.51 USD | – |
 |
Xiaomi Pro 300m WiFi Repeater | 15.05 USD | – |
More on Aliexpress… Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. You can get coupon down below.
Link: Banggood product page
Coupon (24.85 USD): BG589b2e
(CouponsFromChina.com tip: you should apply the coupon 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): BGb90788, BG00c906, BG3a1a01, ADMITAD2212, 2022ACTIESNL, BG81c053, BGe53abe, BG3d7a04, 2203ActiesNL, BG1592aa, BG1efeb0, MVC8SPRING, 8BGwbg2204, tRaDetRaCKeR, 8wEbgaInS5, pROMo8cuPoN, BGeda628, BGWSCYT1, BGde2f67
(you can check these old coupons out, but these probably won’t work)
Price history and price alert
Do you need price history chart (for all/most countries) for 300M WiFi Repeater 2.4GHz Wireless Range Extender? There we go.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).