14211600-IG, Edition 7.0
February 2017, Original document
12
Charger Options
The following types of chargers are available:
l
Micro USB Charger
Charging Battery
Caution:
Battery and charger compatibility
Only use batteries and chargers compatible with your handset. For more information,
see
"Product Compatibility" on page 68
Caution:
Overheated battery
If an overheated battery is detected, charging will suspend.
You must fully charge and discharge your handset’s battery 4 times before you use it for the first
time in order to maximize the battery's storage capacity and lifespan.
When charging battery for the first time, it is necessary to leave handset in charger for 14-16
hours for the battery to be fully charged. The battery is fully charged when the battery indicator
becomes solid. For more information, see
and
.
During normal operation, it takes approximately 7 hours to charge the handset from fully dis-
charged to its full capacity. The battery drains slowly even while the handset is turned off.
l
Connect handset to micro USB charger.
For correct charging, be sure the room temperature is between 0°C/32°F and 40°C/104°F. Do
not place the handset in direct sunlight. The battery has a built-in heat sensor which will stop char-
ging if the battery temperature is too high.
Spectralink Butterfly Handset User Guide