Basically copy coupon, view price history or create e-mail price alert. Do you want to know what the best price is?
Connection Method BT3.0/5.2 + 2.4G Wireless (with USB receiver), Color Black/White/Gold/Silver, Buttons Life 5 million times, Buttons 4, Wireless Distance 10m, Battery Capacity 500mAh, Resolution 800-1200-1600DPI, Size (L*W*H) 118x 58x 25mm, Battery Life 30 days, Power Supply Built-in Rechargeable Lithium-ion Battery, Product Type Multi-Mode Wireless Mouse, Weight 90g, BT5.2 Compatible System Windows 8/10/Android 4.2 and above/OS 10.10 (Compatiable with 4.2BLE / 4.1BLE / 4.0BLE or earlier), Material ABS, Full Charging Time 2 hours, BT3.0 Compatible System Windows 7/8/10/XP/Android 3.0/OS 10.X/Chrome
Aliexpress
There’re some similar (or not) items on Aliexpress
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China. I am tired of searching coupons, but I found one for you…
Link: Banggood product page
1. ($7.03): BGc0ac93
this code has to be applied in your cart after clicking “Proceed to checkout”. Click to copy code and open shop.
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k and https://couponsfromchina.com/short/5cd
Price history and price alert
Here is price history (for all/most countries) for Multi-Mode BT3.0/5.2 2.4G Wireless Mouse.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).