3 Make sure the wall mounting bracket is well leveledwhen using wall mounting kit so that the device issecured for avoiding dropping. The vent holes shouldn't be blocked or covered byexternal objects (such as newspapers, tapes, curtainsand other items), overheating could induce electronicfailure.3. Keep away from fire source Avoid using the device at room temperature over50 ° C. Do not expose the device to direct sunlight or otherheat sources. For preventing the spread of fire, please keep firesource away from the device.Display panel breakage Avoid any serious impact to the touch display panel. The surface of touch panel is strengthened glass materialwith certain limitation. Please stop use it immediatelyif it has breakage due to external impact. It is forbidden to hang heavy objects onto the device foravoid toppling.Liquid infiltration Do not expose the device to rain or excessive moisture. Never splash water over top of the device. Liquid filledcontainers should not be placed at top of the device.。Use of optional devices Please ensure that the specifications and safetyregulation of the optional devices is in compliance withthe requirements of the device.Mobility Unplug power connections before moving the device. At least two people (or more) together are needed to movethe touch display. It is possible to lead damage if movingthe device by one person.