User's Manual

DP405 Digital Two-way Radio User Manual
2
2 Battery Information
2.1 Notice
The battery is not charged before delivery, so please charge the battery
for your first use. If the battery is not used for a long time or the battery is
used up, please charge it before use. Charge/discharge for twice or three
times alternately to achieve its optimal performance. For low battery,
please charge it or replace it.
Note:
◆Do not cause any short circuit on the battery or throw the battery into fire.
◆When attaching the battery to the radio for charging, please make sure the radio is powered off to guarantee
it can be fully charged.
◆Do not leave the radio or battery on the charger after it is fully charged. Unnecessary constant charging will
shorten the battery life.
◆Do not put the fully-charged battery back to the charger for
re-charging, or it may shorten the battery life.
◆Please try to keep the battery in an indoor environment at around
25℃. The battery may get easily spoiled after being kept in the
environment below -10℃ for a long time.
◆In temperature higher than 35℃ or below -10℃, the dischargeable
power of the battery may decrease due to the physical property of
lithium battery.