‧Technology : Radio RF technology. 433.92Hz / 315Hz
‧Yaokong distance : not less than 20 metres
‧Size : 12.1 x 2.5 x 1.45cm
‧Battery : 2* AAA battery
‧Features : laser pointer, up / down to turn the pages, color optional USB port, plus-and-play, the need for driver
‧ Operating System : Windows98 / 2000 / 2003 / Me / XP/ Linus & Macos
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