Auawak Rapoo M335 5G Ergonomic Optical Engine Wireless Mouse for Laptops Desktops and PC - Yellow By using 5G wireless transmission and keeping away from the 2.4G wireless channel, interference from Bluetooth and Wi-Fi equipment can be avoided. With Rapoo's latest energy saving technology and power switch, you can use your mouse without power interruption for up to 18 months. Enjoy accurate and smooth cursor control with the 1000 DPI high-definition invisible tracking engine. So small and unobtrusive, you can plug it into a USB-port and forget about it. No more worries about lost receivers.