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laser pointer pen Description

remarks£º Laser pointer with RF wireless control is a new patent product designed specifically for computers and multimedia projectors. In addition to the traditional usage of laser pointer, it also has the novel function of turning the pages displayed on the screen of the computer up and down by simply clicking the Page Down and Page Up buttons via wireless control. Now teachers and lecturers no longer need to stay beside their computers, they can walk freely in the classrooms or meeting halls, with near distance and more interaction with the audiences. Pages could be turned freely and silently, and highlight effects can be obtained in their presentations. Features: 1) Built-in laser pointer with Page Down / Page Up buttons. Pressing and releasing the Page Down / Page Up buttons are equivalent to hitting the Page Down / Page Up keys in the computer's keyboard 2) RF wireless link, no necessary to point the pointer to the receiver 3) Pointer only needs one AAA size battery) New power saving technique is taken to prolong the battery's life 4) USB1.1 interface, plug and play, automatically code study and easy to use 5) Pretty small receiver, human factor engineering considerations for long time use 6) Advanced RF design, very low level emission, which is green, health and environment protecting Tech specifications: 1) Frequency: 315MHz/433MHz 2) Modulation: OOK 3) ID codes: 100-200 4) Code study: auto 5) Operation range: 7-10 meters 2 6) Emission power: < 5Mw 7) Laser wavelength: 650 nm 8) Laser power: < 2mW 9) Battery: 1 AAA size battery 1 10) Receiver power: USB afford 11) Receiver interface: USB1.1 12) Operating system: Windows

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