1. Introduction
This manual provides essential instructions for the safe assembly, operation, and maintenance of your Bebesit Mars LX Travel System Stroller. This 3-in-1 system includes a stroller, a bassinet, and a car seat, designed for infants from newborn up to 12 kg (approximately 0-4 years).
2. Safety Information
Always prioritize your child's safety. Read and understand all instructions before using the product. Failure to follow these instructions could result in serious injury or death.
- Weight Limit: The stroller is designed for children up to 12 kg. The car seat is suitable for infants from 0 to 12 kg.
- Harness System: Always secure your child with the 5-point safety harness in the stroller and the 3-point safety harness in the car seat. Ensure straps are snug but not too tight.
- Brakes: Always engage the central safety brake when the stroller is stationary.
- Supervision: Never leave your child unattended in the stroller or car seat.
- Assembly: Ensure all components are correctly assembled and locked into place before each use.
- Certifications: This product complies with NOM-133/2-SCFI-1999 and NTEC24PIM0603004 safety standards.
3. Setup and Assembly
Follow these steps to assemble your Bebesit Mars LX Travel System. It is recommended to perform assembly on a clean, flat surface.
3.1 Stroller Frame Assembly
- Unfold the stroller frame until it locks into the open position.
- Attach the wheels by pushing them onto the axles until they click securely. Ensure all wheels are firmly attached.
- Adjust the handlebar to your desired height by pressing the adjustment buttons.
3.2 Attaching the Seat Unit (Stroller/Bassinet Mode)
- Align the seat unit connectors with the frame receivers.
- Push down firmly until you hear a click, indicating it is securely locked.
- To convert between stroller and bassinet mode, adjust the recline mechanism as needed.
3.3 Attaching the Car Seat
- Ensure the car seat base is securely installed in your vehicle according to its separate instructions.
- Alternatively, for stroller use, align the car seat connectors with the stroller frame receivers.
- Push down firmly until you hear a click, confirming the car seat is locked onto the frame.

Image: The Bebesit Mars LX Travel System, showing the stroller frame with the car seat attached, illustrating the complete system.

Image: The three primary configurations of the Bebesit Mars LX Travel System: a standard stroller, a bassinet on the frame, and the car seat mounted on the frame.
4. Operating Instructions
4.1 Stroller Mode
- Harness: Always secure your child with the 5-point harness. Adjust straps for a snug fit.
- Recline: The seat offers multiple recline positions. Use the recline mechanism to adjust for your child's comfort or to convert to bassinet mode.
- Canopy: The 3-panel canopy provides sun protection. Adjust its position as needed.
- Footrest: The footrest is adjustable to support your child's legs.
- Wheels: The 360° swivel wheels provide agile maneuverability. Lock the front wheels for stability on uneven terrain.
- Brake: Engage the central safety brake by pressing down on the pedal located between the rear wheels. Ensure the stroller is fully stopped before releasing your grip.
- Storage: The under-seat basket has a capacity of 3 kg for carrying essentials.

Image: A detailed view of the Bebesit Mars LX stroller, highlighting its key features such as the 3-panel canopy, adjustable handle, adjustable footrest, 360° swivel wheels, and central safety brake.

Image: A close-up of the stroller seat, illustrating the 5-point safety harness and the comfortable protective pads for the child's shoulders.
4.2 Bassinet Mode
The stroller seat can be fully reclined to create a comfortable bassinet suitable for newborns. Ensure the seat is in the flat position and the canopy is extended for optimal comfort and protection.

Image: The stroller seat shown in both bassinet (flat) and upright stroller configurations, demonstrating its versatility and recline capability.
4.3 Car Seat Mode
The included car seat is designed for infants from 0 to 12 kg. It features a 3-point harness for secure restraint and comes with a dedicated car seat base for easy and safe installation in your vehicle.
- Installation: Always refer to the separate car seat instruction manual for proper installation in your vehicle using the car seat base.
- Harness: Secure your infant with the 3-point harness. Ensure the straps are adjusted correctly and the buckle is fastened.

Image: The Bebesit Mars LX car seat, featuring a 3-point harness, shown alongside its dedicated car seat base for vehicle installation.
4.4 Folding the Stroller
To fold the stroller for storage or transport, follow these steps:
- Ensure the seat is in an upright or slightly reclined position (refer to specific folding mechanism instructions).
- Locate the folding triggers, usually on the handlebar or side of the frame.
- Activate the triggers and push the handlebar forward/downward to collapse the frame.
- Secure the folding latch if present. The stroller folds to a compact size for easy storage.

Image: The Bebesit Mars LX stroller displayed in its compact folded configuration, with its folded dimensions (73 cm height, 28 cm length) indicated.
5. Maintenance
- Cleaning: Clean the fabric components with a damp cloth and mild soap. Do not use harsh chemicals or abrasive cleaners.
- Frame: Wipe the frame with a damp cloth.
- Wheels: Regularly check wheels for debris and ensure they rotate freely. Lubricate axles if necessary.
- Inspection: Periodically inspect all parts for wear, damage, or loose fasteners. Replace worn parts immediately.
- Storage: Store the stroller in a dry place, away from direct sunlight and extreme temperatures.
6. Troubleshooting
- Stroller not folding/unfolding smoothly: Check for any obstructions in the folding mechanism. Ensure all locks are disengaged before attempting to fold/unfold.
- Wheels squeaking: Clean the wheel axles and apply a small amount of silicone-based lubricant.
- Harness difficult to buckle/unbuckle: Ensure no fabric is caught in the buckle. Clean the buckle mechanism if necessary.
- Car seat not locking onto frame: Verify that the car seat is correctly aligned with the frame receivers and push down firmly until a click is heard. Check for any debris in the locking mechanism.
7. Specifications
| Model Number | QB818 |
| Maximum Recommended Weight | 12 Kilograms |
| Material (Frame) | Plastic |
| Material (Tires) | Rubber |
| Stroller Harness Type | 5-point |
| Car Seat Harness Type | 3-point |
| Unfolded Dimensions (L x W x H) | 75 x 58 x 100 cm |
| Folded Dimensions (L x H) | 28 x 73 cm (Compact Fold) |
| Product Weight | 12 kg |
| Certifications | NOM-133/2-SCFI-1999, NTEC24PIM0603004 |
| Additional Features | Adjustable Handle, 360° Swivel Wheels, Adjustable Footrest, Removable Foot Cover, Central Safety Brake, 3kg Storage Basket |

Image: The Bebesit Mars LX stroller in its fully unfolded state, with its dimensions (100 cm height, 75 cm length, 58 cm width) clearly marked.
8. Product Videos
Watch these official videos for visual guidance on the Bebesit Mars LX Travel System.
Video: An overview of the Bebesit Mars LX Travel System, demonstrating its features and functionality.
Video: A demonstration of the Bebesit Mars LX Travel System in use, showcasing its ease of handling and various modes.
9. Warranty and Support
For warranty information or customer support, please refer to the documentation included with your purchase or visit the official Bebesit website. Keep your proof of purchase for any warranty claims.





