LEFEET S1 PRO User manual

LEFEET S1 PRO Water Scooter
User Manual
Hello


LEFEET S1 PRO WATER SCOOTER
Thank you for your
purchase of the LEFEET S1 PRO!
LEFEET S1 PRO is a hi-tech water scooter which provides power
propulsion to freedivers and SCUBA divers. LEFEET
S1 PRO is easier to carry and use due to its compact and lightweight
design, with 3-speed settings to meet your needs. The modular
design provides for diversication of use and a safer overall
experience for you.
Have fun!
LEFEET Team

TABLE OF CONTENTS
I-GENERAL INFORMATION V - HOW TO USE
VI - MAINTENANCE
VII - SPECIFICATIONS
WARRANTY SERVICE
III - ASSEMBLING
II - PRODUCT FEATURES
IV - CHARGING
1.1 What’s in the box? ................................................ 4
1.2 Safety warnings ..................................................... 5
5.1 How to use your LEFEET S1 PRO .................................. 14
6.2 Storage ....................................................................... 17
6.3 Disposal at END-OF-LIFE ........................................... 18
LEFEET S1 PRO specications ............................................. 19
2.1 Product diagram ................................................... 7
2.2 Remote control diagram ..................................... 8
3.1 Handle assembling .................................................... 9
3.2 Assebling the handle bracket onto the
main unit .......................................................................... 10
3.3 Install and remove the battery ................................ 11
4.1 How to charge the LEFEET S1 PRO ......................... 12
4.2 How to charge the remote control .......................... 13
LEFEET S1 PRO WATER SCOOTER
5.2 How to pair with the main unit and the
remote control ..................................................................... 15
6.1 Clean issues .............................................................. 16

I-GENERAL INFORMATION
When reading this manual, note these icons:
Notes with this icon MUST be read, understood, and obeyed to prevent injury or damage, etc.
Notes with this icon include relevant information.
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Please read all instructions before using LEFEET S1 PRO. This manual will guide you to understand the function, use and proper
maintenance of LEFEET S1 PRO. If you have any questions or cannot nd the information you need in the manual, please feel
free to contact us via the following method: [email protected]. Before contacting customer service, please prepare your
purchase information, as this information may be needed during the service process.

LEFEET S1 PRO Water Scooter
User Manual
Hello
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
Main Unit Cover x 1
Main Unit x 1
Remote Control x 1
Handle x 2
Handle Knob x 1
Quick-Disassemble Screws x 2
Handle Bracket x 1
Battery x 1
Battery Charger x 1
O Ring (Spare) x 1
Screw Driver x 1
Remote Control Charge Cable x 1
Lost-prevention Strap x 1
QualityCerticate x 1
User Manual x 1
Fig. 1
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7 8
1
3 5
2
4
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1.1 WHAT’S IN THE BOX?
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LEFEET S1 PRO Water Scooter
User Manual
Hello
121110 13 1514

1.2 SAFETY WARNINGS
5
The LEFEET S1 PRO has been designed with the utmost safety in
mind for its users. However, as with any scooter product, the
LEFEET S1 PRO has inherent hazards associated with its use (for
example: losing control). Therefore, it is important to read and
follow all instructions and warnings in the user manual and use
good judgment when using the scooter.
By using the LEFEET S1 PRO, the user acknowledges and accepts
responsibility of all risks associated with the use of the LEFEET S1
PRO, which may include, but are not limited to, muscle injuries,
broken bones, lacerations, or other serious injuries.
Use the LEFEET S1 PRO at your own risk. We are not responsible for
mishaps due to lack of common .
To better ensure your safety, ALWAYS USE
APPROPRIATE PROTECTIVE GEAR, read and follow all instructions
and warnings in the user manual.

This product is signicant piece of diving equipment, It is not intended to be used as lifesaving
equipment.
This product only can be used in water. Please don't operate LEFEET S1 PRO in the air,
otherwise, it can be burned up due to overheating.
Any accessories of this product should not be close to a re source and should not be under
heavy pressure.
The operating temperature of this product is 32°F ~ 104°F, and the storage temperature of any
accessory of this product is 14°F~ 122°F.
The surface of the product shall not contact with volatile, acidic, corrosive substances or sharp
objects.
Do not place any part of the body or foreign matter near the propeller when the product is
equipped with batteries.
After-sales service and repair can only be carried out by the authorization center. Unautho-
rized repair will invalidate the warranty, at the same time, there is a risk of personal safety and
damage to the product function.
Minors under 14 years of age shall not use this product. Minors who have reached the age of
14 should use this product under the supervision of a guardian.
Do not use this product if you are not t for swimming, snorkeling or diving. Do not use this
product under the inuence of alcohol or drugs.
Before using this product, make sure that the water is suitable for swimming, diving, etc., and
that this product is allowed.
Before using this product, check that the surface of the product is not damaged, the battery is
not damaged, and the propeller is working properly to ensure that the product has enough
power to return to the shore safely.
Before using this product for diving, please conrm that you are qualied for diving, you must
be equipped with life-saving equipment, take protective measures, and do it under the
condition of being accompanied.
Users who do not know how to swim should use this product in shallow water areas and
conrm that other life-saving equipment is available or that a swim/life-saving instructor is
present.
When using this product, please wear life jacket or life-saving equipment, do not wear loose
clothes, and keep a safe distance from the surrounding long hair or wearing loose clothes,
avoid long hair or clothes involved in the propeller.
While using this product, please hold the handle tightly and do not point the front and the tail
of the product to the face of you or others, especially the eyes.
When using this product, pay attention to the surrounding environment in order to avoid
collision, do not let algae rope or other debris wrap around the propeller.
Do not try this product directly on the beach to avoid sand, shells or other debris being
brought into the propeller. This product is rated only to a maximum of 40 meters in depth. Do
not use past 40 meters depth.
Use only the charging accessories provided by the manufacturer. Other chargers are not
allowed. The temperature range within which the battery can be charged is 50°F ~ 113°F.
The battery cannot be disassembled and modied, and it cannot be subjected to strong
vibration and shock. After the battery is installed, please take it lightly.
The battery should not be damp, and the battery metal socket should not touch any liquid.
When you install, remove and store battery, please keep this product and your hands
completely dry in a dry environment.
If, during use or charging, if the battery gives o an unusual odor, heat, change color, shape, or
any other abnormality, please stop using or charging immediately. Please check the storage
environment if the above abnormal conditions occur during battery storage.
Do not place the battery in microwave ovens, high-pressure containers, or on induction
cookware.
Do not place the battery in direct sunlight or use or store the battery inside cars in hot
weather.
In the event that the battery leaks and the uid gets into one’s eye, do not rub the eye. Rinse
well with water and immediately seek medical care. If left untreated, the battery uid could
cause damage to the eye.
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Trigger
Sports Camera Mount
Handle Bracket
Handle
Remote Switch /
Speed Switch Key
Main Unit Switch/
Speed Switch Key
Remote Control
Charging Port
Main Unit
Fig. 2
Handle
Main Unit Cover
Quick-Disassemble
Screw x 2
Main Unit State Indicator
Propeller Cover
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II- PRODUCT FEATURES
2.1 PRODUCT DIAGRAM

Trigger
Trigger Lock
Remote Control
Remote Indicator
Charging Port
Fig. 3
Remote Switch /
Speed Switch Key
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2.2 REMOTE CONTROL DIAGRAM

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III- ASSEMBLING
3.1 HANDLE ASSEMBLY
STEP 1.
STEP 2.
STEP 3.
STEP 4.
STEP 5.
Take out the two Handles, Handle Knob,
Handle Bracket and the Remote Control
from the package.
Kindly pay attention to check the front
and rear directions of the Remote Control
installation, so that the Trigger of the
Remote Control is facing away from the
user (Fig. 4).
Insert the Handle Knob into the hole on
left side of the Handle Bracket . Align to
the Handle and insert the Handle Knob
into one of its tube.
Anticlockwise screw the Handle when
inserting it.
Insert the Handle Knob into the left
side hole of Handle Bracket, screw
tightly with another Handle. Fig. 5Fig. 4
Front Back
· Before using the LEFEET S1 PRO, make sure the Handles are tightened with Handle Knob and Remote Control.
· The instructions of this step are only for right-handed users.The left and right positions of the Remote Control
can be adjusted according to user’s preference.

STEP 2. Take out two Quick-Disassemble
Screws and fasten them to the Main
Unit (install with screw driver or coins).
3.2 ASSEMBLING THE HANDLE BRACKET ONTO THE MAIN UNIT
10
Screw x 2
STEP 1. Align the track on the Main Unit and
the track hole on the Handle Bracket.
Slide the Handle Bracket onto the
Main Unit along with the track to
calibrate the holes.
Track
Track Hole
Fig. 6

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STEP 1.
STEP 2.
STEP 3.
STEP 4.
STEP 5.
Open the Battery Cover, and insert the battery
into the compartment (Fig. 7).
Carefully align the Battery Pins on the battery,
then t them together (Fig. 7).
Make sure the Battery Cover is properly pressed
tightly, clockwise rotate it 45° to lock the battery
in place. When counter-clockwise rotate it, the
battery will be unlocked (Fig. 8).
Clockwise rotate the Main Unit Cover on the
top of the Main Unit and screw it tight (Fig. 9).
Let the arrow which is on the Main Unit
Cover aim at the " " sign on the Main Unit
and then press, screw clockwise; it represents
locked when the arrow aims at " " sign and
makes a clicking sound.
Reverse operations to remove the battery.
* Important note: The main unit cover does not
have an O ring. It is normal operation for water
to go in the battery compartment.
3.3 INSTALL AND REMOVE THE BATTERY
Anti-clockwise rotate 45° to unlock
Clockwise rotate 45° to lock
Fig. 8
Fig. 9
Fig. 7

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IV - CHARGING
STEP 1.
STEP 2.
STEP 3.
Connect the plug pins (a) of Battery Charger with AC power
(100V-240V; Use the power adapter conversion if necessary ).
Fasten the plug pins (b) at the other end of the Battery
Charger to the battery slot and tighten.
The red light of the Battery Charger represents that the
battery is being charged, and green indicates that the battery
is fully charged. The charging time is about 2.5 hours.
4.1 HOW TO CHARGE THE LEFEET S1 PRO
· Please make sure the battery is fully charged before rst use.
· Please make sure the Main Unit is turned o before you remove the battery (see section 3.3).
Battery Battery Charger
In The Charging Fully Charged
Fig. 10
· Please unplug the Battery Charger when it is not being charged.
a
b

4.2 HOW TO CHARGE THE REMOTE CONTROL
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STEP 1.
STEP 2.
Using the LEFEET magnetic charging cable, align the metal contacts on the handle and start charging,
the light will ash when charging.
When the Remote Control is fully charged, the light will turn green, disconnect the Remote
Control from the charging cable.The charging time is about 1.5 hours.
· Make sure the Remote Control is turned o before charging.
· Do not under any circumstances use the Remote Control while it is charging or connected to the adapter.
· Please clean the water or dirt at the contact before charging.
Fig. 11
FullyCharged

V - HOW TO USE
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STEP 5.
STEP 4. Press the Trigger to run LEFEET S1 PRO, release it to decelerate and stop.
Press both Switch/ Speed Switch Key on Remote Control and Main Unit for 2 s to power o your LEFEET S1 PRO.
5.1 HOW TO USE YOUR LEFEET S1 PRO
Operating Time:
35~70 mins (Normal Using)
STEP 1.
STEP 2.
STEP 3.
Make sure that Trigger Lock is under unlock state
(Trigger can be pressed normally).
Press the Switch/ Speed Switch Key for ~2 s
until power on light comes on Remote Control and
Main Unit to power on your LEFEET S1 PRO.
Short press one of Switch/ Speed Switch Key of Remote
Control or Main Unit to switch three speed settings.
* Note: As the battery power is dropping, the power of LEFEET
S1 PRO will gradually weaken,and there will be an automatic speed
reduction and speed shift. Even if the device is unable to be used
at high or medium speed setting, this is a normal condition.
(Low , Medium , High ) * .
If the Main Unit have no response in 30 minutes, Remote Control have no response in 30 minutes,
they will be shut down automatic.
Trigger Lock
Trigger
Switch/ Speed
Switch Key
Fig. 12

5.2 HOW TO PAIR WITH THE MAIN UNIT AND THE REMOTE CONTROL
STEP 1.
STEP 2.
STEP 3.
STEP 4.
Long press the Remote Switch/Speed Switch Key on Remote
Control for 5 s, the white light will ash quickly, the
Remote Control enters pairing mode.
Long press the Main Unit Switch/Speed Switch Key on
Main Unit for 5 s until the white light for three speed
settings ash quickly, the Main Unit enters pairing mode.
When the three speed settings indicator light on the Main
Unit stops ashing, the propeller will rotate briey, the Main
Unit and the Remote Control have been paired successfully.
Short press the Remote Switch/Speed Switch Key on Remote
Control , the light will stop ashing ,the Remote Control exits
pairing mode.
The Remote Control and Main Unit are paired by default in factory setting. If not, please follow the steps as below.
· One Remote Control can also be paired with multiple Main Units with above method.
· The eective distance of the remote control not be more than 60cm when using underwater.
Main Unit Switch/
Speed Switch Key
Remote Switch/
Speed Switch Key
Fig. 17
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VI - MAINTENANCE
STEP 1.
STEP 2.
STEP 4.
STEP 3.
STEP 5.
Immerse the LEFEET S1 PRO in a container full of clean fresh water (not seawater) for 30 minutes.
Hold the Handles with both hands and turn it on with slow speed for one minute and repeat it for 2~3 times while
the product is completely immersed into water.
Open the cover of the Main Unit, wipe o the water droplets outside the battery compartment, open the Battery
Cover when both hands are dry, taking out the battery.
Dry the Main Unit with a soft, clean, dry cloth.
Place the Main Unit and battery in a cool and ventilated place to dry completely.
In order to maintain good performance, please refer to the following steps for maintenance after each use:
16

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6.1 CLEAN ISSUES
STEP 1.
STEP 2.
STEP 3.
Rotate the Propeller Cover on the bottom
of LEFEET S1 PRO clockwise and pull out the
cover (please be careful of your intensity in
case of damage).
Rotate the propeller to clean the dirt.
Reverse operations after completing the
above step.
Pull out the Propeller Cover for cleaning if the propeller is entangled by foreign materials.
· Ensure the power is turned o and the battery is removed before doing below operations.
· Mind your ngers when you are cleaning the dirt in propeller.
· Avoid damaging the propeller while cleaning as it is a necessary part of the scooter.
Propeller Cover
Fig. 18

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6.3 DISPOSAL AT END-OF-LIFE
This product must not be disposed of by incineration, landlling, or chemical risks to the environment. The recommended
disposal for any LEFEET S1 PRO at its end-of-life is to dispose of the entire unit at or through an e-waste recycling center,
program, or facility.
Local regulations and laws pertaining to the recyclingand disposal of lithium-ion batteries and/or products containing
them will vary according to country, state, and local governments. You must check laws and regulations corresponding
to where you live in order to properly dispose of the battery and/or unit.It is the user’s responsibility to dispose of their
waste equipment properly with accordance with local regulations and laws.
For additional information aboutwhere you should drop o your batteries and electrical or electronic waste, please
contact your local or regional waste-management oce, your household waste disposal service, or your point-of sale.
· Please do not store LEFEET S1 PRO in too high or too low temperature, too dry or too wet, direct sunlight and dust
environment, which may cause damage over time.
· Please fully charge LEFEET S1 PRO before storing to prevent over discharge when it is not in use.
· If not in use for long time, please recharge the battery every three months.
6.2 STORAGE
· The storage temperature should not exceed the range of 14°F~ 122° F (-10℃~50℃)
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