Allview H4 Join User Manual page 7

SWITCH OFF IN AIRCRAFT
Wireless devices can cause interference in aircraft. It's not only dangerous but also illegal to use
mobile phone in an aircraft. Warning: We take no responsibility for situations where the phone is
used other than as provided in the manual. Our company reserves the right to make changes in the
content of the manual without making this public. These changes will be posted on the company
website to the product it amends.
The contents of this manual may be different from that in the product. In this last case will be
considered.
Due to the used enclosure material, the product shall only be connected to a USBInterface of version
2.0 or higher. The connection to so called power USB is prohibited. The adapter shall be installed
near the equipment and shall be easily accessible. Do not use the mobile phone in the environment
at too high or too low temperature, never expose the mobile phone under strong sunshine or too wet
environment.
The maximum operating ambient temperature of the equipment is 40℃
CAUTION RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE
OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS
7 En