Holystone HS420 User manual

V 1.0
HS420
www.holystone.com
[phone]
[email protected] (USA)
[email protected] (CA)
[email protected] (EU)
[email protected] (jp)
Instructions For Use
Gebrauchsanweisung

English 01-31
Deutsch
32-57
58-89
日本語

Contents
1.0 Disclaimer & Warning ..............................................................................
2.0 Safety Guidelines .......................................................................................
3.0 Maintenance ..............................................................................................
4.0 Package Contents .....................................................................................
5.0 Drone Details ..............................................................................................
6.0 Transmitter Details ....................................................................................
7.0 Joystick Mode .............................................................................................
8.0 Installation
8.1 Drone Battery .......................................................................................
8.2 Phone Holder .......................................................................................
9.0 Low Battery Warning ..............................................................................
10.0 Charging ...................................................................................................
11.0 Operation Guide
11.1 Download APP ..................................................................................
11.2 Connect Wi-Fi .....................................................................................
11.3 Pairing ....................................................................................................
11.4 Calibrating the Gyro ..........................................................................
11.5 Auto Takeoff ........................................................................................
11.6 One Key Landing ...............................................................................
12.0 Functions Details
12.1 Trimmer.................................................................................................
12.2 Speed Switch ......................................................................................
12.3 Emergency Stop ................................................................................
12.4 Auto-Rotating .....................................................................................
12.5 Circle Fly ...............................................................................................
12.6 Altitude-hold Function......................................................................
12.7 Take Photo/Record Video...............................................................
12.8 360° Flip.................................................................................................
12.9 Headless Mode...................................................................................
13.0 Specifications.............................................................................................
14.0 Contact Us .................................................................................................
15.0 General Information ...............................................................................
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< Haftungsausschluss & Warnung >
-01-
1. Please read this Disclaimer & Warning and Safety Guidelines carefully
before using our product. This product is not recommended for people
under the age of 14. By using this product, you hereby agree to this
disclaimer and signify that you have read it fully. You agree that you are
responsible for your own conduct and any damages caused while
using this product, and its consequences. You agree to only use this
product for it's designed purposes and in accordance with local laws,
regulations and all applicable policies and guidelines that HolyStone
may provide.
2. When using this product, please be sure to strictly abide by the
specification requirements and safety guidelines stated in this
document. Any personal injury, property damage, legal disputes and all
other adverse events caused by the violation of any of the safety
instructions or due to any other factor, WILL NOT be HolyStone’s
responsibility.
1.0 DISCLAIMER & WARNING
2.0 SAFETY GUIDELINES
① This product is a high precision drone that integrates various
electronic stability and control mechanisms. Please be sure to configure
this drone carefully and correctly to ensure safe, accident-free
operation.
② Ensure that the batteries of the drone and transmitter are clean,
undamaged and fully charged before every use.
③ Ensure that all the propellers are undamaged and are installed in the
correct orientation.
2.1 Check Before Use

-02-
< Haftungsausschluss & Warnung >
④Ensure to do a thorough check of the product before each use.
Inspect the integrity of the parts, any signs of cracks and wear of the
propeller, battery power and effectiveness of the indicator, etc. If after
doing a complete check of the drone any problems are found, please
refrain from using it until the problem has been resolved.
2.2 Flight Environment
Fly in Open Areas Maintain Line
of Sight
Fly Below
98 feet (30 m)
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Avoid flying over or near obstacles, crowds, high voltage power lines,
trees, airports or bodies of water.
DO NOT fly near strong electromagnetic sources such as power lines
and base stations as it may affect the onboard compass.
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
DO NOT use this drone in adverse weather conditions such as rain,
snow, fog, and wind.

-03-
2.3 Operation Requirements
①DO NOT use this product to follow any moving vehicles.
②During the flight, turn off the motors only in case of an emergency.
③Fly the drone back to you as soon as you are notified that the battery
is running low.
④This product should not be used while drinking alcohol or consum-
ing drugs, if you are feeling fatigued, taking medicine, or feeling any
physical discomfort.
⑤Be aware of the volume of noise that the drone produces. Please
ensure to keep your distance to avoid ear damage.
2.4 Use of Battery
①Please ensure batteries are fitted in the correct orientation as shown
in the instruction manual.
②Avoid short circuits by fitting the batteries correctly, and do not crush
or squeeze the batteries as this could cause the risk of a fire or explosion.
③DO NOT mix new and old batteries as this can lead to a poor
performance of the product.
④Please dispose of used batteries carefully, do not litter and recycle
where ever possible.
⑤DO NOT expose dead batteries to heat or fire or they may explode.
⑥If the device is not going to be used for an extended period of time,
please remove batteries to prevent potential damage from to the drone
battery leakage.
⑥Stay away from the rotating
propellers and motors.
⑦ DO NOT fly in any spaces
where drones are prohibited.
Please respect people's right to
privacy by not flying your drone
close to others.

-04-
< Haftungsausschluss & Warnung >
Li-Po Battery Disposal & Recycling
Waste Lithium-polymer batteries must not be placed with household trash.
Please contact local environmental or waste agency or the waste agency
or the supplier of your model or your nearest Li-Po battery recycling center.
⑦Only use the USB charging cable that comes with the drone to
charge the battery.
⑧DO NOT connect the battery directly to wall outlets or car cigarette
-lighter sockets as this will damage your battery as they are a different
voltage.
⑨DO NOT attempt to disassemble or modify the battery in any way
⑩DO NOT use the battery if it gives off an odor, generates heat,
becomes discolored, deformed or appears abnormal in any way. If any
of these situations occur while the battery is in use or being charged,
remove it from the device or charger immediately and discontinue use.
DO NOT pierce the battery casing with a nail or any other sharp
object, break it open with a hammer, or step on it! Dispose or recycle
this battery as it may cause personal injury or damage to your drone.
Always charge the batteries on a fireproof surface and away from
combustible materials. DO NOT charge on surfaces that can catch fire.
This includes: wood, cloth, carpet, or on the application's device.
DO NOT immerse the battery in water or get it wet.
DO NOT solder battery terminal in any way.
Keep batteries out of reach of children or pets.
DO NOT short-circuit the battery by connecting wires or any other
metal object to the positive(+) and negative(-) terminals.
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-05-
3.0 MAINTENANCE
①Clean the product after each use with a clean, soft cloth.
②Avoid prolonged exposure to direct sunlight and avoid buildup of
heat on the drone or batteries.
③This device is not waterproof and must not be submerged or
subjected in water under any circumstance. Failure to keep the device
completely dry will result in the failure and permanent damage to the
unit. Be aware that although it might be dry where you are, droplets of
rain or mist from a river or waterfall could be damaging your drone
where it is flying.
④Frequently Check the charging plug and other accessories for signs
of damage. If any part of the device or cables are damaged, avoid use
or charging until the device can be serviced.

-06-
< Haftungsausschluss & Warnung >
Drone Transmitter Drone Battery
USB Charging
Cable Propeller Spanner
Screwdriver
Propellers
4.0 PACKAGE CONTENTS
Instructions For Use
×1 ×1 ×1
×1 ×1×4
×1×1
HS420
V 1.0
www.holystone.com
[phone]
[email protected](USA)
[email protected](CA)
[email protected](EU)
[email protected](jp)
Instructions For Use
Gebrauchsanweisung

-07-
Propeller A
Camera
5.0 DRONE DETAILS
Propeller A
Propeller B
Propeller B
Power Switch
(Long Press) Drone Battery

-08-
< Haftungsausschluss & Warnung >
Take Photo/
Record Video
(Long Press)
Left Joystick
Headless Mode
/Trimmer
(Long Press)
Power Switch
Photo Holder
Right Joystick
Speed Switch
Battery Compartment
Battery Cover
3×AAA Battery
(Not included)
6.0 TRANSMITTER DETAILS
One Key Takeoff
& Landing/
Emergency Stop
Auto-Rotate/
Circle Fly
(Long Press)
Open the battery cover on the back of the transmitter, insert the three
AAA batteries (Not included) into the battery compartment, and close
the battery cover to complete the installation.
When installing the batteries, please pay attention to the
positive and negative polarity of the battery to ensure the correct
installation of the batteries.
(Long Press)

-09-
7.0 JOYSTICK MODE
7.1 MODE 2 (Default Setting)
Right Joystick
Left Joystick
Up
Down
Ascend
Descend
Up
Down
Forward
Backward
Left Right
Rotate
left
Rotate
Right
Left Right Fly to
Left Fly to Right
Up
Down
Forward
Backward
7.2 MODE 1
To enter Mode 1, long press the Trimmer button while turn on the
transmitter. (Please do not release the Trimmer button until the
transmitter is powered on.)
Up
Down
Ascend
Descend
Left Right Rotate
left Rotate
Right
Left Right Fly to
Left Fly to Right
Right Joystick
Left Joystick

-10-
< Haftungsausschluss & Warnung >
8.1 Drone Battery
①
②
①②
8.0 INSTALLATION
As shown in the figure above, install the battery to the buckle on the
back of the drone and push it forward. When you hear a click, the
battery is installed. Please make sure the battery is securely installed.
Installation:
Removal:
As shown in the figure above, hold down the two sides of the battery
and pull it back, then remove the battery upwards.

-11-
②
Pic.1 Pic.2
①
③
8.2 Phone Holder
As the shown above, open the phone holder completely (Pic.1). Adjust
the mobile phone holder upward and downward according the size of
your mobile phone (Pic.2).
9.0 LOW BATTERY WARNING
① When the drone battery runs low, the indicator lights on the
drone will blink continuously, and the transmitter will send out beeps
continuously. About 1 minutes, the drone will land automatically.
② When the transmitter batteries run low, the power indicator lights
of transmitter will blink continuously, and the transmitter will send out
beeps. When this happens, the pilot should replace the batteries for
the transmitter.

-12-
< Haftungsausschluss & Warnung >
Charging Interface
10.0 CHARGING
USB Adapter
(5V/0.5-2.0A)
Power Bank
Computer USB Port
Before charging, please read the introduction of the “Use of
Battery” section of the “Safety Guidelines” carefully!
1) Connect the battery with the USB charging cable.
2) Plug the USB charging cable into a USB charging port on the
computer, power bank or USB adapter (5V/0.5-2.0A ).
3) When the battery is charging, the indicator light on the USB
charging cable is red.
When the battery is charged, the indicator light on the charging
cable turns green.
4) The charging time is about 60 minutes.

-13-
11.0 OPERATION GUIDE
11.1 Download APP
iOS
Scan the QR code, connect to the App Store™ or Google™ Play
and download the “HolyStone-FPV” application for free.
Android APP on Google play
11.2 Connect Wi-Fi
Connect your smart phone to the Wi-Fi of the Drone and check the
drone’s status on the ”HolyStone-FPV” App.
①Your smart phone will launch a search of the available Wi-Fi
networks;
②Select the Wi-Fi network: HolyStoneFPV-******.
③Wait your smart phone for several seconds to connect the Wi-Fi
network of the drone.
This connection is generally represented by the Wi-Fi logo appear-
ing on your smart phone’s screen.
④Enter the “HolyStone-FPV” application.
> The connection between your smart phone and the Drone is
established automatically.

-14-
< Haftungsausschluss & Warnung >
Long Press
11.3 Pairing
All of the following operations on this manual takes MODE 2 for
example.
Head
①Long press the Power Switch to
turn on the drone, the indicator
light of the drone will keep flashing.
②Place the drone on a flat and
level surface with the head forward
and the tail towards the pilot.
③ Long press the Power Switch to
turn on the transmitter, and you
will hear the “DiDi” sound, then the
indicator lights keep flashing.
④ Push the throttle joystick up
then down to pair the drone with
the transmitter. The indicator lights
on the drone will turn solid if the
drone is paired successfully.
Long Press

-15-
11.4 Calibrate the Gyro
Tips: To ensure a stable flight, we suggest that the pilot calibrates
the gyro every time after pairing the drone and after a crash.
Simultaneously push the left joystick and the right joystick to the bottom
right corner to calibrate the gyro. The indicator lights on the drone will
blink quickly and turn solid that indicates the calibration is completed.
11.5 Auto Takeoff
After pairing/calibration, press the One Key Takeoff/Landing button,
the drone will take off automatically and hover at 5 feet altitude. At this
time, you can control this drone by using the joysticks.
There are two methods to take off the drone.
Method1:
Takeoff

-16-
After pairing/calibration, pick up the drone and lay it flat on your palm.
Gently toss the drone into air, and it will hover in place.
11.6 One Key Landing
During the flight, press the One Key Takeoff/Landing button, the drone
will land on the ground automatically.
Method 2:
Landing