Verykool i705 - Manual (Page 39)

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Note: Use of cellular phones on board an aircraft may cause
interference to the aircraft's navigational system. FCC regulations prohibit
using your phone while in the air. Switch off your phone before boarding an
aircraft.
Usage & Maintenance
To maintain your product at an optimal functioning level, take a moment
to review the following usage & maintenance tips, which will help you to
fulfill any warranty obligations and to enjoy this product for many years.
Keep your phone and all its parts and accessories out of children’s
reach.
Your products are not water-resistant. Keep it dry. Precipitation, humidity
and liquids contain minerals that will corrode the connectors.
Always treat your products with care and keep it in a clean and dust-free
place.
Do not expose your product to extreme high or low temperatures. Your
phone operates best in temperature between 15 °C and 25°C. Minimum
and maximum temperatures recommended by the manufacturer are -10°C
and 55°C.
Do not expose your product to open flames or lit tobacco products.
Do not attempt to disassemble or modify your product. Only authorized
personnel should perform service.
Do not drop, throw or try to bend your product.
Do not paint your product.
Do not use harsh chemicals, cleaning solvents, or strong detergents to
clean it.
Keep anything magnetic, such as credit cards, far away from your
product.
If you find that the battery has any crack, deformation or anything else,
you should stop using the battery immediately.
If the electrolyte leak out and contact your skin or clothes, you should
immediately use soap and clean water to clean it. In case the electrolyte
spatters into your eyes, you must use the clean water to wash your eyes
thoroughly and go to the hospital immediately.