When I was updating this page, then coupon price was 13.59 USD for Repeater Signal (in Banggood). Basically copy coupon, view price history or create e-mail price alert. You probably want to know what is the best price?
Latest price update (UTC time):
Banggood (13.59 USD)
Banggood warehouse is located in China. Hmmm… There is no active coupon in Banggood at this moment. Low/high price? This price is higher than average price (12.49 USD) for this item.
Link: Banggood product page
Price: 13.59 USD
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): BGae2847, BG589b2e, BGcb5ddb
(these codes were not working in latest coupon update, but you can check them out anyway)
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 | 13.42 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.
Price history and price alert
Check out price history chart (for all/most countries) for 300m WiFi Repeater Signal Booster.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).