iHome Wireless Laser Notebook Mouse for PC (IH-M180ZB) Lifeworks Technology iHome Wireless Laser Notebook Mouse (PC) IH-M180ZB Insert the USB Nano Receiver into Your Computer's USB Port and You're Ready to Go. 2.4 GHz Wireless Frequency Provides You with an Instant and Secure Connection. 1200 dpi High Performance Sensor; The wireless Laser Mouse Works on Most Surfaces such as Wood Grain, Frosterd Glass, etc. Horizontal and Vertical Scrolling; The LED Low Battery Indicator on the Mouse will Warn You When It's Time to Replace It.