LENCO BTX-860 Mode D'emploi page 5

Battery Charging Precautions:
① This player uses a rechargeable Lithium Polymer battery. The first three times
you charge the battery, ensure that it is charged for at least 2 hours and that you
use the battery's full charge before recharging. This will extend the battery's life;
② To extend the device's playback time, continue charging the battery for
30 minutes after it has been fully recharged;
③ Do not attempt to replace lithium batteries on your own. Send the player to
customer service staff to replace lithium batteries. (CAUTION: batteries that are
improperly replaced are at risk of explosion. Replacement batteries should be
the same model or type of battery that comes with this device);
④ Battery life may vary according to the conditions in which the battery is used or
when the battery was manufactured;
⑤ Batteries (batteries or battery packs) should not be left in hot environments;
Charging
To charge this device, connect it to a computer's USB or to a USB AC adaptor of 5V. The
device will charge whether it is turned on or off.
These instructions are for reference only. Due to software updates, the actual product
may differ with the content in these instructions.