Dell DJ DJ Ditty Owner's Manual page 16

To charge the battery:
Plug your Dell DJ Ditty directly into your computer's USB port
(see above). Leave the Dell DJ Ditty plugged in for 2.5 hours, in
order to properly charge the battery.
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%
About Your Dell DJ Ditty
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