A professional high gloss non laser presenter ideal for air travel or other environments where lasers are prohibited2.4GHz wireless USB receiver prevents interference and stores inside presenter when ...
Optical sensor for reliable mouse control without cleaningScroll wheel to speed through long documents and web pagesComfortable rounded shape for right- or left-handed usersUSB plug and play on both P...
AdvantagesGood value, simple, works
AdvantagesAffordable, good quality, very effective.
DisadvantagesAvoid buying a second hand one.
AdvantagesInteresting and unusual exhibits and history
DisadvantagesA little pricey