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For those host devices that utilize a USB port as a charging source, the host
device’s user manual shall include a statement that the phone shall only be
connected to products that bear the USB-IF logo or have completed the
USB-IF compliance program.
Charger and Adapter Safety
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The charger and adapter are intended for indoor use only.
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Insert the battery pack charger vertically into the wall power socket.
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Unplug the power cord and charger during lightning storms to avoid electric
shock or fire.
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Use the correct adapter for your phone when using the battery pack charger
abroad.
Battery Information and Care
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Please read the manual of proper installation and removal of the battery.
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Please read the manual of specified charger about charging method.
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Do not damage the power cord by bending, twisting, or heating. Do not use
the plug if it is loose as it may cause electric shock or fire.
Do not place any heavy items on the power cord. Do not allow the power cord
to be crimped as it may cause electric shock or fire.
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Unplug the power cord prior to cleaning your phone, and clean the power
plug pin when it’s dirty. When using the power plug, ensure that it’s firmly
connected. If not, it may cause excessive heat or fire. If you put your phone
in a pocket or bag without covering the receptacle of the phone (power plug
pin), metallic articles (such as a coin, paperclip or pen) may short-circuit the
phone. Short-circuit of the terminal may damage the battery and cause an
explosion. Always cover the receptacle when not in use.
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Recharge the battery after long periods of non-use to maximize battery life.
Battery life will vary due to usage pattern and environmental conditions.
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Never store your phone in temperature less than -4 °F or greater than 122 °F.
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Charging temperature range is between 32 °F and 113 °F. Do not charge
the battery out of recommended temperature range. Charging out of
recommended range might cause the generating heat or serious damage of
battery. And also, it might cause the deterioration of battery’s characteristics
and cycle life.
For Your Safety