It is very useful for teaching, meeting assorted PC & slide. It is wireless remote control to show the files through computer. The product had been approved by CE & FCC certification. Patent NO: 200430043979.8
China Manufacturer specifications
# Laser pointer function
# Page up/down function
Feature
# USB plug-and-play, No driver required
# System: WINDOWS98/2000/ME/XP Linux & Mac OS
# Infrared technology
# Control distance: up to 15m
# Working voltage: 3V
# Sleep current: 1uA
# Wavelength: 650nm
# Max output: < 1mW or < 5Mw
# Battery: 3 x LR44 (button cell)
Certification
# CE, FCC
Packing
# Size: H=11.9cm, =1.4cm
# Manufacturer and Origin: China
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