User Manual
Smart Under Desk Cycle
SF-B024973
EN
IMPORTANT! Please retain owner’s manual for maintenance and adjustment instructions. Your satisfaction is
very important to us, PLEASE DO NOT RETURN UNTIL YOU HAVE CONTACTED US.
1
Important Safety Information
We thank you for choosing our product. To ensure your safety and health, please use this equipment correctly.
It is important to read this entire manual before assembling and using the equipment. Safe and effective use
can only be achieved if the equipment is assembled, maintained, and used properly. It is your responsibility to
ensure that all users of the equipment are informed of all warnings and precautions.
1. Before starting any exercise program, you should consult your physician to determine if you have any
medical or physical condition that could put your health and safety at risk or prevent you from using the
equipment properly. Your physician’s advice is essential if you are taking medication that affects your heart
rate, blood pressure or cholesterol level.
2. Be aware of your body’s signals. Incorrect or excessive exercise can damage your health. Stop exercising if
you experience any of the following symptoms: pain, tightness in your chest, irregular heartbeat, shortness
of breath, lightheadedness, dizziness, or feelings of nausea. If you do experience any of these conditions,
you should consult your physician before continuing with your exercise program.
3. Keep children and pets away from the equipment. The equipment is designed for adult use only.
4. Use the equipment on a solid, flat level surface with a protective cover for your floor or carpet. To ensure
safety, the equipment should have at least 2 feet (60 cm) of free space all around it.
5. Ensure that all nuts and bolts are securely tightened before using the equipment. The safety of the
equipment can only be maintained if it is regularly examined for damage and/or wear and tear.
6. Always use the equipment as indicated. If you find any defective components while assembling or
checking the equipment, or if you hear any unusual noises coming from the equipment during exercise,
discontinue use of the equipment immediately and do not use until the problem has been rectified.
7. Wear suitable clothing while using the equipment. Avoid wearing loose clothing that may become
entangled in the equipment.
8. Do not place fingers or objects into the moving parts of the equipment.
9. The equipment is not suitable for therapeutic use.
10.To avoid bodily injury and/or damage to the product or property, proper lifting and moving are required.
11.Your product is intended for use in cool and dry conditions. You should avoid storage in extremely cold, hot
or damp areas as this may lead to corrosion and other related problems.
12.This equipment is designed for indoor and home use only; it is not intended for commercial use.
Statement of Purpose
The mini exercise bike is designed to help people stay active while sitting at a desk or table. It provides a low-
impact workout to improve circulation, burn calories, and strengthen leg muscles. The smart features let users
track their progress easily. It’s a simple and convenient way to stay healthy at home or at work.
Waste Disposal
SUNNY HEALTH & FITNESS products are recyclable. At the end of its useful life please dispose of this article
correctly and safely (local refuse sites).
EU Declaration of Conformity
You can find the declaration of conformity at the following link:
https://sunnyhealthfitness.com/pages/declaration-of-conformity
Technical Data
Connectivity: Bluetooth LE
Frequency Range: 2400~2483.5Mhz
Transmitting Power: 0dBm
⚠
IMPORTANT NOTE: DO NOT STAND ON THE UNIT!
2
Pre-Assembly Checklist
When you open the carton, you will find the following parts:
Hardware Package
Ordering Replacement Parts
Please provide the following information in order for us to accurately identify the part(s) needed:
The model number
The product name
The part number
Please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY (877-907-8669)
No. Description Spec. Qty.
No. Description Spec. Qty.
1 Main Frame 1 14 Front Stabilizer 1
5L Left Pedal 1 A Hardware Package 1
5R Right Pedal 1 B User Manual 1
11 Rear Fixed Bottom Plate 1
HA R D W A R E P A C K A G E SF -B 02 497 3
ST E P 2
ST E P 1
#17 M 8*4 2 2 P C S # 23 M 8 2 P C S
#18 ID 8 .2*O D 1 6 * 1 .5 2P C S
#12 M 6 *1 6 3 P CS
#42 S 13-1 4 - 15 1 P C
#43 S 17-S 19 1P C
1 11 14
5L/R
A B
3
Warning Labels
4
#12 M6*16 3PCS
12
38
1
12
38
11
23
18
17
14
23
18
Assembly Instructions
We value your experience using Sunny Health and Fitness products. For assistance with parts or
troubleshooting, please contact us at support@sunnyhealthfitness.com or 1-877-90SUNNY (877-907-8669).
STEP 1:
Attach Rear Fixed Bottom Plate (No. 11) to the
Main Frame (No. 1) with 3 Bolts (No. 12). Tighten
and secure with Spanner (No. 42).
STEP 2:
Attach Front Stabilizer (No. 14) to the Main
Frame (No. 1) with 2 Carriage Bolts (No. 17), 2
Washers (No. 18), and 2 High Cap Nuts (No. 23).
Tighten and secure with Spanner (No. 42).
#18 ID8.2*OD16*1.5 2PCS
#23 M8 2PCS
#17 M8*42 2PCS
#42 S13-S14-S15 1PC
#42 S13-S14-S15 1PC
5
S15
#42 S13-S14-S15 1PC
#43 S17-S19 1PC
S19
#39R M12 1PC
#39L M12 1PC
3L
5L
39L
42
3L
5L
42
43
3R
5R
39R
42
3R
5R
39R
42
43
S15
S15
S19
S15
S15
S19
STEP 3:
NOTE: The Pedals (No. 5L & No. 5R) are marked
“L” and “R” for Left and Right.
WARNING! Read instructions carefully as
improper assembly may cause permanent
damage to your bike.
NOTE: Left Nylon Nut (No. 39L) is blue on the
inside and Right Nylon Nut (No. 39R) is white
on the inside.
Remove the 2 Left & Right Nylon Nuts (No. 39L
& No. 39R) located on the Pedals (No. 5L & No.
5R).
Align the Left Pedal (No. 5L) with the Left
Crank (No. 3L) at 90°. Gently insert the Left
Pedal (No. 5L) into the Left Crank (No. 3L) and
turn the Left Pedal (No. 5L) counter-clockwise
as tightly as you can with your hand. Use
Spanner (No. 42) to tighten and secure.
Turn the Left Nylon Nut (No. 39L) clockwise as
tightly as you can with your hand. Use Spanner
(No. 42) to hold the pedal bolt on the Left Pedal
(No. 5L) and use Spanner (No. 43) to turn the
Left Nylon Nut (No. 39L) clockwise at the same
time, until it is tightened on to the Left Crank
(No. 3L).
Align the Right Pedal (No. 5R) with the Right
Crank (No. 3R) at 90°. Gently insert the Right
Pedal (No. 5R) into the Right Crank (No. 3R)
and turn the Right Pedal (No. 5R) clockwise as
tightly as you can with your hand. Use Spanner
(No. 42) to tighten and secure.
Turn the Right Nylon Nut (No. 39R) counter-
clockwise as tightly as you can with your hand.
Use Spanner (No. 42) to hold the pedal bolt on
the Right Pedal (No. 5R) and use Spanner (No.
43) to turn the Right Nylon Nut (No. 39R)
counter-clockwise at the same time, until it is
tightened on to the Right Crank (No. 3R).
5R
5L
3R
3L
39R
39L
7
6
STEP 4:
Insert the fixing hole (A) of the Pedal Strap (No.
41) into the card slot (#5L-1) of the Left Pedal
(No. 5L).
Insert the fixing hole (B) of the Pedal Strap (No.
41) into the card slot (#5L-2) of the Left Pedal
(No. 5L).
41
5L
5L-1
41
5L
5L-1
A
A
5L
41
5L-2
5L
41
5L-2
B
B
7
STEP 5:
Insert the fixing hole (A) of the Pedal Strap (No.
41) into the card slot (#5R-1) of the Right Pedal
(No. 5R).
Insert the fixing hole (B) of the Pedal Strap (No.
41) into the card slot (#5R-2) of the Right Pedal
(No. R).
NOTE: The position of fixing holes and card slots
can be adjusted according to the size of your
feet.
The assembly is complete!
41
5R
5R-1
A
41
5R
5R-1
A
41
5R
5R-2
41
5R
5R-2
B
B
8
Exercise Meter
FUNCTION KEYS:
MODE:
1. Press the MODE key repeatedly to select the desired value (TIME/SPEED/CAL/DIST/PULSE/SCAN).
2. Hold the MODE key for 2 seconds to reset all values when the Bluetooth is not connected. You can hold the
button to increase the value fast.
3. Press and hold the MODE key for 6 seconds to disconnect from both the SunnyFit APP and the heart rate
monitor; then, the meter will enter sleep mode.
SET: To set up the target value of TIME, DISTANCE and CALORIES when not in scan mode. You can hold the
button to increase the value fast.
RESET: Press the key to reset time, distance and calories when setting.
FUNCTIONS:
1. SCAN: Press “MODE” button until “SCAN” appears, monitor will rotate through all the 5 functions.
2. TIME: Accumulates the total time from 00:00 up to 99:59. The user may preset target time by pressing the
SET & MODE buttons. Each increase is 1 minute.
3. SPEED: Display current speed.
4. CALORIES: Accumulates calories burned during training from 0.0 to max. 9999 calories. The user may also
preset the target calories before training by pressing the SET & MODE buttons, by increments of 1 cal.
5. DISTANCE: Accumulates total distance from 0.00 up to 9999 m (miles). The user may preset target distance
data by pressing the SET & MODE buttons, by increments of 0.1 mile.
6. PULSE: Display current heart rate value when pulse signal detected. The data comes from the matching
Bluetooth heart rate monitor.
BLUETOOTH :
1. The Bluetooth icon will flash when the meter is on or wakes from sleep mode. If no Bluetooth connection is
established within 3 minutes, the Bluetooth icon will turn off.
2. The Bluetooth icon will stay on when it is connected.
WIRELESS HEART RATE :
1. The wireless heart rate icon will flash when the meter is on. If the heart rate monitor is not connected within
1 minute, the wireless heart rate icon will turn off.
2. After exercise resumes, the wireless heart rate icon will flash. If the heart rate monitor is not connected
within 1 minute, the wireless heart rate icon will turn off.
3. When the meter wakes from sleep mode, the wireless heart rate icon will flash. If the heart rate monitor is
not connected within 1 minute, the wireless heart rate icon will turn off.
4. The wireless heart rate icon will flash when the MODE key is pressed. If the heart rate monitor is not
connected within 1 minute, the wireless heart rate icon will turn off.
5. The wireless heart rate icon will stay on when the heart rate monitor is connected.
NOTE: The heart rate monitor is not included. Wireless heart rate function works with SunnyFit Heart Rate
Monitor HR200. HR200 can only connect to the computer when the wireless heart rate icon is flashing.
UNIT CONVERTIONS FROM IMPERIAL TO METRIC SYSTEM
Pressing the “SET” and “RESET” button together to convert Imperial/Metric System. The display will show “K”
or “M”. It's in Imperial System when “M” is displayed. It's in Metric System when “K” is displayed.
NOTE: If bike is converted to Metric System, speed and distance will be measured in Kilometers.
9
SPECIFICATIONS:
FUNCTION
SCAN
Every 6 seconds
TIME
00:00’~99:59’
SPEED
0.00~9999 MPH or KM/H
CAL(CALORIES)
0.0~9999kCAL
DIST(DISTANCE)
0.00~9999(ML)KM
PULSE
40
-
240
BPM
BATTERY TYPE
2pcs of SIZE
–
AAA or UM
–
4
OPERATING TEMPERATURE
0°C ~ +40°C (+32
℉
~ +104
℉
)
STORAGE TEMPERATURE
-
10°C ~ +60°C (+14
℉
~ +140
℉
)
NOTE:
1. If the display is faint or shows no figures, please replace the batteries.
2. The meter will shut off automatically and disconnect the heart rate monitor if there is no activity for 4
minutes when the Bluetooth is not connected.
3. The meter will be automatically turned on when starting to exercise or push button signal in.
4. The meter will automatically start calculating when you start to exercise and will stop calculating when you
stop exercising for 4 seconds.
5. This device can be connected to a mobile app. Please refer to the app user manual for specific operation
steps. If the connection is successful, the Bluetooth icon will no longer flash.
Adjustment & Usage Guide
ADJUSTING THE TENSION
Adjust the tension by rotating the Tension Control
Knob (No. 7) clockwise to increase the level of
resistance. Rotate the Tension Control Knob (No. 7)
counter-clockwise to decrease the level of
resistance.
Tension levels are set at Level 1 being the lowest and
Level 16 being the highest.
USE ONLY WHILE SITTING!
DO NOT STAND ON THE MACHINE!
WARNING
The machine is intended to use in a sitting position
only, do not stand on the machine.
Failure to follow all warnings and instructions could
result in serious injury or death.
10
Battery Installation & Replacement
BATTERY INSTALLATION:
1. Take out 2 AAA batteries from the manual bag.
2. Remove the Meter (No. 8) from Main Frame (No. 1).
3. Install 2 AAA batteries into the battery case on the back of the Meter (No .8). Pay attention to the battery +
and – poles before installing.
4. Attach the Meter (No. 8) onto Main Frame (No. 1).
The installation is complete!
BATTERY REPLACEMENT:
1. Remove the Meter (No. 8) from Main Frame (No. 1).
2. Remove the 2 old AAA batteries in the battery case and install 2 new AAA batteries into the battery case on
the back of the Meter (No. 8). Pay attention to the battery + and – poles before installing.
3. Attach the Meter (No. 8) onto Main Frame (No. 1).
The replacement is complete!
NOTE: Always change both batteries at the same time. Dispose batteries according to your state and regional
guidelines.
APP CONNECTION
Connect Smart Equipment to SunnyFit App:
1. Scan to download SunnyFit from the app store.
2. Ensure that the Bluetooth function is turned on from your mobile device.
3. If this is your first time using the SunnyFit app, follow the in-app instructions to register for your free
SunnyFit account and log in.
4. Begin any workout activity that matches your smart equipment, then follow the onscreen prompts to
search for and connect to your smart equipment.
5. When connected, your stats and records will be displayed at the end of your course/session, and recorded in
your account profile!
TROUBLESHOOTING
If you are having trouble connecting your smart equipment, visit www.sunnyfit.com/guide or scan the QR
code below:
If you require additional support, please contact support@sunnyfit.com.
B A T T E R IE S
8
B A T T E R IE S
8
11
Parts List
No. Description Spec. Qty.
No. Description Spec. Qty.
1 Main Frame 1 23 High Cap Nut M8 2
2 Spindle 1 24 Belt Wheel 1
3L Left Crank 1 25 Belt J300 1
3R Right Crank 1 26 C-clip 2
4 Magnetic Board 1 27 Bearing 6003 2
5L Left Pedal 1 28 Screw M5*15 2
5R Right Pedal 1 29 Flat Washer Φ8.2*Φ16*1.5 2
6L Left Belt Cover 1 30 Inductor Seat 1
6R Right Belt Cover 1 31 Bearing 6000 2
7 Tension Control Knob 1 32 Inductor 1
8 Meter JJD-2605 1 33 Wire Clip 2
9 Inertial Wheel 1 34 Nut M5 1
10 Wave Washer 1 35 Washer Φ10.2*Φ20*1.5 1
11 Rear Fixed Bottom Plate 1 36 Magnet 3
12 Bolt M6*16 3 37 Bolt M8*35*15 1
13 End Cap 2 38 EVA Non-slip Pad 2
14 Front Stabilizer 1 39L Left Nylon Nut M12 1
15 Sleeve 1 39R Right Nylon Nut M12 1
16 Spring 1 40 Screw ST4.2*15 7
17 Carriage Bolt M8*42 2 41 Pedal Strap 277mm 2
18 Washer ID8.2*OD16*1.5 2 42 Spanner S13-S14-S15 1
19 Nylon Nut M8 3 43 Spanner S17-S19 1
20 Screw ST4.2*19 8 44 Wave Washer 1
21 Flange Nut M10 2
22 End Cap 2
12
Exploded Diagram
1
27
27
25
26
7
28
16
2
3R
3L
35
29
19
22
21
5R
24
13
14
18
23
13
20
32
11
12
20
31
31
29
19
22
21
26
19
4
37
17
34
28
5L
8
20
33
36
30
9
#42
38
38
10
15
39L
39R
41
41
#43
20
42
44
20
20
6L
6R
33
20
20
40
40
40
40
40
40
Version 1.0
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Register your product and verify warranty terms:
Sunnyhealthfitness.com/warranty
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Contact
Get in touch with us for any questions
1-877-90SUNNY (877-907-8669)
support@sunnyhealthfitness.com
www.sunnyhealthfitness.com
