What do the different colored LED lights mean?

When device is ON (and not suspended or charging), battery level is indicated by the following patterns of the ELONGATED LED by the power button:

o   Single RED blink pattern:  0-25% charged
o   Double RED blink pattern:  25-50% charged
o   Triple RED blink pattern:  50-75% charged
o   Solid GREEN:  75-100% charged

When device is CHARGING, battery level is indicated by the following patterns of the ELONGATED LED by the power button:

o   Single RED blink pattern:  0-25% charged
o   Double GREEN blink pattern:  25-50% charged
o   Triple GREEN blink pattern:  50-75% charged
o   Solid GREEN:  75-100% charged