Material Safety Data Sheets

2
Safety at a Glance
1.  Environmental Considerations
• Onlyyatlocationsthatare
clear of magnetic and 
radio interference, buildings and other obstacles
.
•  Be very careful when 
ying 3,281 ft (1,000 m)
 or 
more above sea level.
•  Fly in 
good weather conditions
 with temperatures 
between 32° and 104° F (0° and 40° C).
• 
DO NOT y when it is windy
.
• Observelocallawsandregulationsduringight.*
• Exerciseadditionalcautionwhileyingindoorsbecausetheaircraftstabilizationfeaturesmay
be impacted.
2.  Basic Pre-Flight Checklist 
•  Ensure the remote control device, smart device and Flight Battery are 
fully charged
.
•  Ensure the Flight Battery is 
mounted rmly
.
•  Ensure the propellers and propeller guards are 
in good condition
 and 
securely mounted and 
tightened
.
•  Ensure there is 
nothing obstructing the motors
 and that the motors are functioning normally.
•  Check that the camera lens and Vision Positioning System sensors are 
clean
.
•  Complete the Additional Pre-Flight Checklist in the Pre-Flight Checklist section below.
3. Operation
• 
Stay away from rotating propellers and motors
.
• 
Maintain visual line of sight 
with your aircraft at all times and use an observer to assist if needed.
• Onlyytheaircraftinenvironmentswherea
strong Wi-Fi connection
 can be maintained 
between the remote control device and the aircraft, without interference.
• 
DO NOT answer incoming calls or text messages
 or do anything that may distract you from 
controllingtheaircraftduringight.
• 
DO NOT y under the inuence of alcohol or drugs
.
• 
DO NOT y above reective surfaces such as water or snow
, as these terrains may affect the 
performance of the Vision Positioning System.
•  When a 
low battery warning
 is displayed in the Tello app, 
land the aircraft promptly
.
•  When using Intelligent Flight Modes, be prepared to take control of the aircraft by tapping the 
on-screen stop button. 
• Thepilot’sdiscretionandgoodjudgmentarerequiredduringight.Advancedsafetyandight
assistance features are designed to assist aircraft operators, but do not replace operators. 
Environmental conditions including lighting may impact the performance of the Vision 
Positioning System and the Vision Positioning System is disabled in certain situations. 
4.  Maintenance and Upkeep
• 
DO NOT use aged, chipped or broken propellers or propeller guards
.
TELLO
TM
 is NOT a toy and is 
NOT suitable for children under 
the age of 14 (15 in Japan). Note that 
Safety at a Glance only provides a 
quick overview of the safety tips. Make 
sure you read and understand the 
remaining sections of this Disclaimer 
and Safety Guidelines.
*Flightaltituderestrictionsvarybylocation.DONOTyabovetherelevantmaximumaltitudesetforthinyourlocal
laws and regulations.










