Product Description Specifications Brass barrel Laser Pointer, Remote control page Up & Down for Powerpoint by infrared transmission, Laser pointer (Class II laser product), Grade A memory, Control distance (aprox.) 6 Metres, 3 X button cell batteries (LR44), 10 Year warranty on data retention, 1 year replacement warranty on faulty manufacture. Product Size: 18 x 143 mm Branding Area: 8 x 30 mm Standard Packaging: White Box Certification: CE, FCC, USB2.0, RoHS Data Upload: Free Data upload to 150MB on all indent orders. Notification: USB 2.0 has an average read-write speed of 480 MBPS (megabytes per second) while, USB 3.0 transfer speed is 4800 MBPS, 10 times faster. If you have high capacity data files, videos & very high-resolution images, you may need a faster flash drive. If Capacity: 1 Gb