Users Manual

Never place any portion of the aircraft or any related accessories, components or parts in your
mouth as doing so could cause serious injury or even death.
Always keep chemicals, small parts and electronic components out of the reach of children.
To ensure safe fly, it is recommended to install the propeller protectors when operating the
aircraft indoors or nearby crowds.
Carefully follow the instructions and warnings included with this aircraft and any related
accessories, components or parts (including, but not limited to, chargers, rechargeable batteries,
etc.).
FCC Statement
This device complies with part 15 of the FCC rules. Operation is subject to the following two
conditions: (1)This device may not cause harmful interference, and (2) this device must accept
any interference received, including interference that may cause undesired operation.
NOTE: The manufacturer is not responsible for any radio or TV interference caused by
unauthorized modifications to this equipment. Such modifications could void the user’s authority
to operate the equipment.
This equipment has been tested and found to comply with the limits for Part 15 of the FCC rules.
These limits are designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses and can radiate radio frequency energy
and, if not installed and used in accordance with the instructions, may cause harmful interference
to radio communications.
However, there is no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment to an outlet on a circuit different from that to which the receiver is
connected.
• Consult the dealer or an experienced radio/TV technician for help.
RF Exposure Warning for FCC ID: 2ACS5-ST16E Personal Ground Station
The SAR limit of USA (FCC) is 1.6 W/kg averaged over one gram of tissue. Device has also been
tested against this SAR limit.
End-users and installers must be provided with antenna installation instructions and transmitter
operating conditions for satisfying RF exposure compliance.
RF Exposure Warning for H520E，H520E-RTK
This equipment must be installed and operated in accordance with provided instructions and the
antenna(s) used for this transmitter must be installed to provide a separation distance of at least
20 cm from all persons and must not be co-located or operating in conjunction with any other
antenna or transmitter. End-users and installers must be provided with antenna installation
instructions and transmitter operating conditions for satisfying RF exposure compliance.