4G680V2.0
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Appendix III:
Safety warning:
Read the user guide:
Please read the user guide before using this device.
Stay away from interference:
All the wireless devices could be possibly interfered, and it will affect the performance of the
device
Turn off the device in restricted area:
Please follow any instruction, turn off the device around airplanes, medical devices, gases,
chemicals or explosive areas
Qualified services:
Please don’t disassemble this device yourself. Please contact professionals to repair and install the
device.
Accessories:
Please don’t touch the device using wet hands, when it is in charge. Please only use the
accessories and that are recognized to be compatible to the device.
Danger of explosion:
Turn off your device in any areas that explosion could possibly happen. Please follow all the
notices in the areas where spark could cause fire or explosion.
