Safe Notice For Drone Battery - UDI R/C U31W Navigator Operation Manual

(4) Keep away from humid environment
The drone consists of precise electronic components. Humidity or
water vapor may damage the electronic components and cause accident.
(5) Safe operation
Please operate the RC drone in accordance with your physical status and flying
skills. Fatigue, listlessness and improper operation may increase the rate of accident.
(6) Keep away from rotating parts
Rotating parts like propellers or motors may cause serious injury and damage.
Keep the face and body away from rotating parts.
(7) Keep away from heat
The RC drone is made of metal, fiber, plastic, electronic components etc.
Keep away from heat and sunshine to avoid distortion and damage.
(8) The drone should be controlled within max control distance. Do not fly the drone
near tall buildings, high voltage cables or other places with signal interference. These
places may cause signal interruption causing the drone to get out of control, which may
result into accidents.
(9) Do not touch the hot motor with your bare hands in order to avoid being burnt.
(10) Please use the recommended charger only. Power off the drone before cleaning
the RC drone. Check the USB cable, charging plug etc. regularly to ensure they are
working properly. If there is any damage, stop using immediately until repair or replacement
has taken place.

Safe Notice for Drone Battery

* Do not expose the battery to high temperatures, such as fire or heating device
so as to avoid damage or explosion.
* Do not use the battery to hit hard surface.
* Do not put the battery in water and keep it in dry place.
* Do not open the battery.
* Do not leave the battery without supervision when charging.
* Make sure that there is no short circuit of the power wire.
* Please use the recommended charger only.
* Check the surfaces of the charger wire and plug regularly. Do not use any broken charger.
* If the drone will be flown for more than a week, maintain the drone battery with
about 50% power to keep its performance and working life.
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