Operating Environment - Huawei U5130 User Manual

Operating environment

Avoid dusty, damp, or dirty environments. Avoid magnetic fields.

Using the device in these environments may result in circuit
malfunctions.
Do not use your device during thunderstorms to protect your

device against any danger caused by lightning.
Ideal operating temperatures are 0°C to 35°C. Ideal storage

temperatures are 0°C to 35°C. Extreme heat or cold may
damage your device or accessories.
Do not expose your device to direct sunlight (such as on a car

dashboard) for prolonged periods.
To protect your device or accessories from fire or electrical shock

hazards, avoid rain and moisture.
Keep the device away from sources of heat and fire, such as a

heater, microwave oven, stove, water heater, radiator, or candle.
Do not place sharp metal objects, such as pins, near the earpiece

or speaker. The earpiece may attract these objects and result in
injury.
Stop using your device or applications for a while if the device is

overheated. If skin is exposed to an overheated device for an
extended period, low temperature burn symptoms, such as red
spots and darker pigmentation, may occur.
Do not use your device's camera flash directly in the eyes of

people or pets. Otherwise temporary loss of vision or damage to
the eyes may occur.
Do not touch the device's antenna. Otherwise, communication

quality may be reduced.
Do not allow children or pets to bite or suck the device or

accessories. Doing so may result in damage or explosion.
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