Huawei U8180 User Manual - Manual (Page 62)

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• When you are on a call, do not touch the antenna. Touching the antenna affects the
call quality and results in increase in power consumption. As a result, the talk time
and the standby time are reduced.
• While using the device, observe the local laws and regulations, and respect others'
privacy and legal rights.
• Keep the ambient temperature between -10°C and 45°C while the device is being
charged. Keep the ambient temperature between -10°C to 55°C for using the
device powered by a battery.
Prevention of Hearing Damage
Using a headset at high volume can damage your hearing. To reduce the risk of
damage to hearing, lower the headset volume to a safe and comfortable level.
Safety of Children
Comply with all precautions with regard to children's safety. Letting the child play with
your device or its accessories, which may include parts that can be detached from the
device, may be dangerous, as it may present a choking hazard. Ensure that small
children are kept away from the device and accessories.
Accessories
Choose only batteries, chargers, and accessories approved for use with this model by
the device manufacturer. The use of any other type of battery, charger, or accessory
may invalidate any warranty for the device, may be in violation of local rules or laws,
and may be dangerous. Please contact your dealer for information about the
availability of approved batteries, chargers, and accessories in your area.
Battery and Charger
• Unplug the charger from the electrical plug and the device when not in use.
• The battery can be charged and discharged hundreds of times before it eventually
wears out. When the standby time and the talk time are shorter than the normal
time, replace the battery.
• Use the AC power supply defined in the specifications of the charger. An improper
power voltage may cause a fire or a malfunction of the charger.
• Do not connect two poles of the battery with conductors, such as metal materials,
keys, or jewelries. Otherwise, the battery may be short-circuited and may cause
injuries and burns on your body.