1. Introduction
Thank you for choosing the Deryan Deluxe 3-in-1 Bicycle Trailer for 2 Children, Jogging Stroller, and Stroller Duo V2. This versatile product is designed to provide a safe, comfortable, and convenient way to transport your children, whether you are cycling, jogging, or simply strolling. Please read this manual carefully before assembly and use to ensure proper operation and the safety of your children.

2. Safety Information
Your child's safety is paramount. Always adhere to the following safety guidelines:
- Always secure children with the 5-point safety harness.
- Ensure all wheels are properly attached and locked before use.
- When used as a bicycle trailer, always attach the safety flag for increased visibility.
- Regularly check disc brakes for proper function.
- Do not exceed the maximum weight capacity specified in the specifications section.
- Never leave children unattended in the trailer or stroller.
- Avoid using the product on steep inclines or uneven terrain that may compromise stability.
- Ensure the rain cover and mosquito net are properly secured when needed for weather protection.
- Always engage the parking brake when stopping or parking the stroller.

3. Product Features
The Deryan Deluxe 3-in-1 Trailer offers a range of features for comfort, safety, and versatility:
- Multifunctional 3-in-1 Design: Seamlessly converts between a bicycle trailer, jogging stroller, and double stroller.
- Enhanced Safety: Equipped with disc brakes, a 5-point safety harness, reflectors, and a safety flag for maximum protection.
- Smooth Ride: Features large pneumatic tires and a shock absorption system to handle various terrains comfortably.
- All-Weather Protection: Includes a rain cover, mosquito net, and transparent windows for protection and ventilation.
- Compact & Portable: Quick folding mechanism and removable wheels for easy transport and storage.
- Durable Construction: Made from high-quality Aluminum and Polyester.
4. Setup
Follow these steps to set up your Deryan 3-in-1 Trailer:
- Unfolding the Frame: Carefully unfold the main frame of the trailer until it locks into place. Ensure all locking mechanisms are engaged.
- Attaching Rear Wheels: Insert the large rear wheels into their respective axles until they click securely. Verify they are firmly attached.
- Attaching Front Wheel (Jogging Stroller Mode): For jogging mode, attach the larger front jogging wheel by sliding it into the designated slot until it locks.
- Attaching Front Wheels (Stroller Mode): For regular stroller mode, attach the two smaller swivel front wheels by inserting them into their slots until they lock.
- Attaching Bicycle Tow Arm: For bicycle trailer mode, attach the tow arm to the front of the trailer and secure it with the provided pins. Connect the tow arm to your bicycle's rear axle using the hitch mechanism. Ensure the safety strap is also secured to your bike frame.
- Handlebar Adjustment: Adjust the handlebar to a comfortable height for pushing.
- Safety Flag: Insert the safety flag into its designated slot for increased visibility when cycling.

5. Operating Modes
5.1. Bicycle Trailer Mode
- Ensure the tow arm is securely attached to both the trailer and your bicycle.
- Always use the safety flag for visibility.
- Secure children with the 5-point harness.
- Maintain a safe speed and be aware of the increased length and weight of your bicycle.
5.2. Jogging Stroller Mode
- Attach the large front jogging wheel.
- Ensure the handlebar is adjusted to a comfortable height.
- Secure children with the 5-point harness.
- Utilize the disc brakes for controlled stops, especially on downhill slopes.

5.3. Stroller Mode
- Attach the two smaller swivel front wheels.
- Ensure the handlebar is adjusted for comfortable pushing.
- Secure children with the 5-point harness.
- Engage the parking brake when stationary.

6. Maintenance
Regular maintenance ensures the longevity and safe operation of your Deryan trailer:
- Cleaning: Clean the fabric parts with a mild soap and water solution. Do not use harsh chemicals. Wipe the frame with a damp cloth.
- Tires: Check tire pressure regularly and inflate to the recommended PSI. Inspect for wear and tear.
- Brakes: Periodically check the disc brakes for responsiveness and adjust if necessary.
- Harness: Ensure the 5-point harness is clean and free from damage.
- Storage: When not in use, store the trailer in a dry, cool place. The compact folding design and removable wheels facilitate storage.

7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Trailer feels unstable | Improperly attached wheels or tow arm; uneven load. | Ensure all wheels and tow arm are securely locked. Distribute child weight evenly. |
| Brakes not responsive | Brake cable loose; worn brake pads. | Check and adjust brake cable tension. Inspect brake pads and replace if worn. |
| Difficulty folding/unfolding | Locking mechanisms not fully disengaged/engaged. | Refer to setup instructions and ensure all release levers are operated correctly. |
| Rough ride | Low tire pressure; suspension not adjusted. | Check and inflate tires to recommended pressure. Verify suspension settings. |
8. Specifications
- Model: BIKE Trailer PARENT
- Color: Cream
- Size: DUO V2
- Material Type: Aluminum, Polyester
- Product Dimensions (L x W x H): 99 cm x 79 cm x 105 cm
- Item Weight: 18 kg
- Components Included: 2-in-1 Child Bicycle Trailer
- Manufacturer: DERYAN
9. Warranty & Support
For warranty information, product support, or to purchase replacement parts, please contact Deryan customer service. Keep your proof of purchase for warranty claims.
Visit the official Deryan store for more information: Deryan Store





