Brand: 4XEM. MPN: 4XWLSMS1. 4XEM's wireless mouse is a great addition or replacement device to maintain or increase your workstation's productivity. This right-handed 5 button optical mouse offers the ability to cut back on cables in your workstation without diminishing connectivity. With a simple USB-A host connection you will gain 20FT in wireless range to fit into any station configuration you have. Being battery powered also removes the need for charging cables while maintaining a long-powered cycle. Increase productivity with wireless connectivity with 4XEM's simple plug and play mouse.. Features  USB-A 2.0 Host Connector; USB 2.0 2.4GHz Wireless Technology; 20FT wireless range; 1x AA Battery power source; Optical mouse type; 5 buttons; Right-handed design; Specifications  Color: Black; Pointing Device Connectivity Technology: Wireless; Pointing Device Wireless Technology: Radio Frequency; Wireless Operating Frequency: 2.40 GHz; Movement Detection: Optical; Number of Total Buttons: 5; Scroller Type: Scroll Wheel; Ergonomic Fit: Right-handed Only; Pointing Device Host Interface: USB 2.0 Type A; Height: 1.5"; Width: 2.8"; Length: 4.1"; Weight: 0.15 lbs; .