specifications
laser KeYboard projector
light source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . red laser diode
Keyboard layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx . 19mm pitch,
QWertY layout
Keyboard size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . approx . Width: 280mm
height: 102mm
Keyboard location . . . . . . . . . . . . . . . . . . . . . . . . . . . approx . 100mm from the
bottom of the device
projection surface . . . . . . . . . . . . . . . . . . . . . . . . . . . . non-reflective, opaque
flat surface
KeYboard sensor
recognition rate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . up to 350 characters per min .
operating surface . . . . . . . . . . . . . . . . . . . . . . . . . . . . any firm, flat surface
electrical characteristics
external power supply . . . . . . . . . . . . . . . . . . . . . . . . usb power/less than
5V 500ma
battery and capacity . . . . . . . . . . . . . . . . . . . . . . . . . lithium-ion polymer battery,
500mah (MaX) @ 3 .7V
battery operating time . . . . . . . . . . . . . . . . . . . . . . . approx . 120 minutes
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