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Satechi SP800 Smart-Pointer (Red) 2.4Ghz RF Wireless Presenter with Mouse Function and Green
Compact and lightweight - only 22 oz with batteries so easily fits in pocket or carrying case
Universal compatibility - works with Windows 7 Vista XP Mac OS with one USB Port
Presentation Functions - Page Up Page Down Up Arrow Down Arrow PowerPoint Darken Screen Start PowerPoint Presentation Alt-Tab Application Switch
RF 24Ghz Wireless gives you freedom of movement of 100 ft - no need to aim the receiver
Runs on two AAA batteries included and measures 07 x 16 x 45 inches