Functions:1) Laser pointer function2) Page up / down function3) Turn off screen function4) To play by hot key function5) Remote technology: infrared ray technology6) USB plug and play, no driver requested7) Control distance: over 15m8) OS: Windows 98 / 2000 / ME / XP system, for Word, Excel, PowerPoint, ACDSee, Website,Acrobat Reader files9) Appearance and color: blue (according to request of customer)Specifications: 1) Standard dimension: 105*52*20mm2) Laser distance: 10-20m3) Fixed focus, dot shape facula, continuous output and working time over 5,000 hours4) Output wavelength: 650nm5) Output power: 5mW6) Working voltage: DC 3.0V7) Trigger voltage: DC 2.3V8) Working current: I<40mA9) Working temperature: -10 ~ +40 typical value: 25 10) Storage temperature: -20 ~ +50 typical value: 2511) Size of light spot: <14 x 20mm at 15m Inner packing: Unit size: 147*28*15.5mmGift box, plastic box Outer packing: 100pcs/ctn producing area:China payment:T/T or 30% deposit and 70% T/T supplying capacity:3000pcs/day