Aliexpress
There’re some similar items on Aliexpress in my database. There may be some other items though.
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
Xiaomi MIIIW Wireless Mouse | 9.26 USD | – |
 |
Xiaomi Wireless Mouse Lite | 9.93 USD | – |
 |
Xiaomi Wireless Mouse Lite 1000DPI | 10.91 USD | – |
 |
Xiaomi Ranres Smart Wireless Bluetooth 5.0 Anti-lost Device | 11.90 USD | – |
 |
Xiaomi Mi Wireless Mouse 2.4Ghz | 13.39 USD | – |
 |
Xiaomi Wireless Mouse | 14.70 USD | – |
 |
Xiaomi FIVE 10W Wireless Charger VUC-LED Sterilizing Box | 24.66 USD | – |
 |
Xiaomi Wireless Keyboard Mouse Set WXJSO1YM | 26.47 USD | – |
 |
Xiaomi WPB25ZM 30W Wireless Charger 10000mAh Power Bank | 55.89 USD | $2 auto discount in cart |
More on Aliexpress… Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in Hong Kong. There is one coupon right now! Check this out.
Link: Banggood product page
Coupon (16.73 USD): BANGGOODSD
(CouponsFromChina.com tip: apply it 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): TTxBG10, e18b44, BG3CSUM, AFfbG10, BGHSJ562, 502C6B, 0e7f33, FBCOUPON1, BGAFF10OFF, BGCuponation10, 13f142, BGHONEY2110
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Here is price history (for all/most countries) for Xiaomi Wireless Mouse.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).