Meet one of the newest models of the Adesso trackball product line, the Adesso iMouse T40

• Incorporates the claw grip design where each user can rest the entire hand over the mouse

• The trackball location allows users to move the cursor by rotating the trackball with their fingertips to reduce the need of hand movement

• It is cable-free by utilizing the 2.4 GHz radio frequency technology, offering a wireless range of up to 30 feet

• Also fully programmable, meaning every mouse button can be customized to your preferred function with its programmable driver

• With its 5 levels of DPI resolutions (400-4800), the optical trackball provides superior accuracy and smooth motion, reducing hand movement and space

• This mouse trackball is also easy to maintain - just push trackball outward from back, clean and push it back in place

• Ergonomically contoured large size trackball further completes its ergonomic advantages, making your daily computing tasks more comfortable and stress-free

• Wireless Technology - Works up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs

• Universal Appeal - Perfect fit for both right and left handed users

• Ergonomic Contour Design - Minimizes forearm muscles from twisting and pains from Carpal Tunnel Syndrome

• Built-in 40mm Trackball with Optical Sensor - Tracks accurately and precisely with less muscle movement for maximum comfort

• Programmable Driver - The programmable driver has a friendly user interface that lets you change different Button Assignments, DPI Sensitivity, Lighting Options, and Macros to each of the buttons

• Removable Trackball - Allows for easy cleaning

• Adjustable DPI Switch - Adjustable cursor moving speed from 400-4,800 DPI

• Back/Forward Buttons - Provides extra convenience for web surfing

• Power On/Off Switch - Maximizes your battery life up to 6 months

• Micro-switch - Up to 10 million times lifecycle

• Nano Receiver - Tiny and convenient to plug into to your laptop or tablet