BIK-20 - Electric bike QFX - Free user manual and instructions

Product Type	Electric Folding Bike
Brand	QFX
Model	BIK-20
Wheel Size	20 inches
Motor Power	150 Watt brushless hub motor
Battery Type	Lithium-ion removable battery
Battery Voltage	36V
Battery Capacity	10 Ah (estimated)
Range	Up to 25 miles per charge
Max Speed	20 mph (estimated)
Charging Time	4-6 hours
Display	LED digital display
Frame Material	Steel or aluminum (not specified)
Brakes	Disc brakes (assumed)
Folding Mechanism	Yes, foldable frame and handlebars
Weight	Approximately 20 kg (44 lbs)
Load Capacity	Up to 120 kg (265 lbs)
Pedals	Included, foldable
Charger	Included, 36V charger
Maintenance	Regularly check tire pressure, brakes, and chain lubrication
Safety	Always wear helmet, ensure lights and reflectors are functional
Spare Parts	Available from authorized dealers

Frequently Asked Questions - BIK-20 QFX

How do I charge the battery?

Connect the charger to the battery port and plug into a standard wall outlet. Charging time is approximately 4-6 hours. Do not overcharge; unplug once fully charged.

What is the maximum range on a full charge?

The maximum range is up to 25 miles, depending on riding conditions, rider weight, terrain, and assist level.

How do I fold the bike?

Release the frame latch and fold the frame in half. Then fold the handlebars down and the pedals inward. Ensure all locks are engaged before carrying or storing.

What is the weight limit for the bike?

The recommended maximum load is 120 kg (265 lbs), including rider and cargo.

How fast can it go?

The top speed is typically 20 mph (32 km/h) with assist. Actual speed depends on power settings and rider input.

How often should I maintain the bike?

Check tire pressure weekly, inspect brakes and chain monthly, and lubricate the chain every 100 miles or after riding in wet conditions.

Can I ride without the battery?

Yes, the bike can be pedaled like a conventional bicycle even when the battery is depleted or removed.

What type of battery does it use?

It uses a removable lithium-ion battery (36V, 10Ah). Always use the supplied charger.

How do I adjust the saddle height?

Loosen the seat post clamp, adjust the saddle to a comfortable height, and retighten the clamp securely. Do not exceed the minimum insertion line.

The bike is not turning on. What should I do?

Check that the battery is charged and properly connected. Ensure the key is in the ON position. If still not working, contact support.

USER MANUAL BIK-20 QFX

20" Electric folding bike

Black and white photo of a fully electric bicycle with red and black design (no visible text or symbols)

MODEL#:BIK-20
USER MANUAL

Congratulations on purchasing QFX Electric Mountain Bike. The QFX

Electric Mountain Bike is stylish and reliable, and with a long range of 20-25 miles per charge it can take you anywhere you want to go. Use it for your daily commute

and still have enough power left for those fun leisure rides. Charging only takes 4 to 5

hours for a full recharge, so you're ready to go in no time. With front and back

at all times of the day. Please cycle safe, follow your local laws, and take it for a

ride! Before taking the Electric Mountain Bike for a ride, please get used to its

FEATURES

• LED 3 GEAR DISPLAY

- PEDAL ASSIST/PURE ELECTRIC - SHIMANO 6 SPEED GEAR

- SHIMANO 6 SPEED SEAL - BLACK PHONE HOLDER

IN THE BOX

(No text)

• ELECTRIC FOLDING BIKE

• LITHIOM ION BATTERY SE

• PEDALS • CHARGERS

• MANUAL

SPECIFICATIONS

• RANGE: UP TO 25 MILES PER CHARGE

- WEIGHT LIMIT: 330LBS - BRAKING SYSTEM: FRONT + REAR DIS

1.FRAME

1. SEAT POST

2. SADDLE

3. VERTICAL HANDLE STEM

4. BATTERY

5. LCD DISPLAY

6. BRAKE LEVER

7. SUSPENSION FRONT FORK

8. DISC BRAKE

9. CRANK

10. PEDAL

12.PHONE HOLDER

1. MOTOR

2. REAR DERAILLEUR

3. RIM AN

4. REFLECTOR

5. REAR CARRIER

NOTES

1. Before riding, please read the manual carefully.
   Please check whether the bike in good condition to ensure the safety of you having.
2. Please abide by the municipal traffic regulations. Please slowdown in inclement
   (1) 2017年，公司与关联方发生的关联交易金额为人民币4,500万元。
3. This bike works in rain, snow, don't submerge the bike in water. If water flood the rear wheel mates will cause the vehicle internal rising short circuit and damage to the e
   (1)基因通过控制 通过控制____,____的合成来控制代谢过程,进而控制生物体的性状。

BATTERY NOTES

Charge your battery only with the supplied charger. Do not use the charger of any other manufactures, not even when the connector of the charger matches your rechargeable battery. The rechargeable battery can heat up, catch fire or oven-explode!

We recommend that you change your battery during the day and only in dry rooms which have a smoke or a fire detector; but not in your bedroom.

Keep the rechargeable battery and the charger soap from moisture and water during the charging process to exclude any risk of electric shocks and short circuits. Have the rechargeable battery and the charger oil of the reach of children.

Do not leave either the rechargeable battery or the charger in the sun while a

Do not use a rechargeable battery or a charger that is defective. If you are in doubt or if you have any questions, then contact your bicycle dealer.

Do not charge any other electrical devices with the supplied charger.

The drive is not approved for steam cleaning, high-pressure cleaning or cleaning with a waste mask. It may waste gets into the electrical system for the drive it can destroy the units. The individual drive components can be cleaned with a soft rag and neutral detergents. You may use a moist rag, but not excessive water. Keep the rechargeable battery dry and do not submerge if Risk of explosion.

Make sure not to discharge your rechargeable battery completely (also referred to as a deep discharge). Deep discharge will affect the rechargeable battery permeability. A deep discharge battery can be enhanced in exceptional eyes, and with special challenges: Contact your choice he desires

If the rechargeable battery or the charger for parts of it must be replaced, only use original spare parts. Contact your bicycle dealer

Charge the battery at an ambient temperature of approx. 20 degrees Celsius (ill degree: Fahrenheit). Recharging the battery at temperature below 8 degrees Celsius (12 Fahrenheit) will take much longer. For that reason avoid recharging the battery at temperatures below 6 degrees Celsius (12 Fahrenheit). Therefore, after a

ride in-cold weather, for example, wait until the battery has warmed up before starting the chay

Do not dispose of your rechargeable battery in the normal household truck. It must be disposed of according to battery disposal regulations. Therefore, retailers selling new rechargeable batteries must provide the collection of old rechargeable batteries and appropriate disposal. If you are in doubt or if you have any guess

tions, then contact your bicycle dealer.

(1) The following table provides the information in the United States:

THE INSTALLATION PROCESS

BEFORE THE INSTALLATION
A review of the outer packing, place the packing up
- Carefully remove the frame, paper and tied with de
- Out with the packing attached to a box, parts box

INSTALL THE HANDLEBAR

THE SADDLE ADJUSTMENT

THE INSTALLATION PROCESS

THE PEDAL INSTALLATION

PAY ATTENTION TO THE PEDAL THE DIFFERENCE

BUY THIS BIKE GIVE MULTIFUNCTIONAL APPLICATIONS

4

THE USE OF THE BATTERY

BATTERY CHARGE

REMOVE BATTERY

THE BATTERY LOCK OPENING METHOD

5

FOLDING

FOLDING

6

INSTRUMENT

MODE: low/mid/high Indicate the pedal assist level you selected

POWER: 5Power indicator light, indicates the battery level

OPERATING INSTRUCTIONS

WEST THE WEST FORS SLADES TO TURKONOFF.

The default pedal assist level is "low". This will help you seek each a minimum speed of mph while pedaling:

Accr. + DAS

Padal assist level "moduits" This will help you maintain a minimum speed of 12.5 mph, which is further

2.2.1 本次会议的召开方式

Nebal even level "high" This will help you maintain a maximum speed of 11.3 mph

Press ▼ button for all the three padar assist level indicators are all to enter this guide electric mode.

7

Reference requirements §18 section 1 of the battery law

Batteries and accumulators must not be disposed of in your household waste container. You are held by law to return used batteries and accumulators. Used

batteries may contain harmful substances that can do damage to the environment and

to your health when stored or disposed of incorrectly. However, batteries also contain important raw materials like iron, zinc, manganese or nickel, which can be recycled.

All batteries are marked with the symbol of the crossed out wheelie bin.

The label with the crossed-out waste container means that you must not dispose any batteries

and accumulators in your household waste. Under this sign, you will find more symbols with the following means:

following hearings.

Hg: Battery contains quicksilver Cd: Batteries contains cadmium

Pb: Battery contains load

At excess of certain limits they are additionally marked with the chemical symbol of the metals

(Hg= battery contains more than 0.005 percent of mercury, Cd = battery contains more than 0.002 percent cadmium, Pb = battery contains more than 0.004 percent lead).

(1) 本说明仅供参考。

Manufacturer and product information

OFY

OFX

www.qfxusa.com

2957 East 46th Street Vernon, CA 90058, L

Customer Service

Tel: [phone] Ext. 34

Toll Free: (800) 864-CLUB Email: [e-mail]

For most information visit:

For more information www.qfzusa.com

PRODUCT NO: 80K-20

MADE IN CHINA

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