Pay in 4 interest-free payments of $31.25 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
a key skill for developing control
games and more
Built-in analysis tools – Create heat maps showing where the user has looked on screen
200 pages of symbol materials
76mm (3 inch)
OPTIMA Rollerball Category_Inclusive Products/Hardware/Educational Technology a key skill for developingOPTIMA Rollerball: Smooth and Precise Cursor Control This robust device is built to last, with no mechanical parts to wear out, making it an exceptional low maintenance choice for users of all ages and abilities. Key Features: Durable Optical Technology: Designed with wear free, optical technology for precise and responsive cursor movement. Effortless Ball Movement: Free running ball requires only the lightest touch for silky smooth control. Stable
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