Your Dell DJ Ditty has an integrated, rechargeable,
While the battery is being charged, the battery icon is animated.
Once the battery is fully charged, the full battery icon 
is shown.
During normal operation, the battery icon indicates approximate remaining battery power, as follows:
4 bars - 79% to 100%
3 bars - 58% to 78%
2 bars - 36% to 57%
1 bar - 16% to 35% 
0 bars - 0% to 15%
NOTE: Do not use your Dell DJ Ditty for the first time until you have charged the battery for at least 2.5hours.
NOTE: To charge your Dell DJ Ditty from your computer’s USB connector, your computer must be turned on.
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