Dell DJ DITTY HV04T Owner's Manual page 16

Your Dell DJ Ditty has an integrated, rechargeable, lithium-polymer
battery. Before you use your Dell DJ Ditty for the first time, you
must charge the battery for 2.5 hours. Use the battery icon on your
Dell DJ Ditty's screen to monitor the battery charge.
While the battery is being charged, the battery icon is animated.
Once the battery is fully charged, the full battery icon
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.
About Your Dell DJ Ditty
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