Features and specifications: 1) Ultra slim design 2) Just store in the PCMCIA slot 3) IR technology 4) Tailored as a convenient handy-tool for presentations, teachings, meetings, speeches, trainings 5) Consists of a remote control, a laser pointer and a wireless mouse 6) Functions: a) Laser pointer function b) Page up / down function c) Wireless mouse function d) ESC function e) Blank screen function 7) System: Windows 98 / 2000 / ME / XP Linux & Mac OS 8) USB plug and play, no driver required 9) Laser distance: >200m 10) Control distance: >8m 11) Dimensions (L x H x W): 8.5 x 0.5 x 5.5cm 12) Transmitter weight: 16g (including batteries) 13) Battery: 1 x CR2025 14) Chinese Patent No.: 200530063021.X Packing: Color box