1. Introduction and Overview
This manual provides detailed instructions for the safe and efficient operation and maintenance of your HAIBOXING 1:18 RC Car Model 18872. This remote-control car features a new chassis design with adjustable shock absorbers, independent suspension, a powerful 3-wire 17g servo, and an RC 380 motor. It is designed for performance on off-road, gravel, and grass surfaces. The upgraded RC circuit system includes a 2.4GHz remote control with overheat protection, anti-jam cut-off, and splash-proof waterproofing. It has a control range of over 280 feet. Equipped with front and rear differentials and metal drive shafts, the car uses strong PA materials and a reinforced design for better impact resistance. Please read this manual thoroughly before use.

Image: The HAIBOXING 1:18 RC Car Model 18872 in action on a dirt track, showcasing its off-road capabilities.
2. What's in the Box
Verify that all components are present in the package:
- RC Car with Remote Control
- 2 x 850mAh Li-Po Batteries (one pre-installed, one spare)
- USB Charging Cable
- Screwdriver
- Instruction Manual
- Extra RC Car Body Clips
- Additional Rear Wing
- Body Decals

Image: A visual representation of all items included in the HAIBOXING 1:18 RC Car package.
3. Setup
3.1 Battery Installation and Charging
The RC car comes with two 850mAh Li-Po batteries. One battery is pre-installed in the vehicle. The other is a spare. Ensure batteries are fully charged before first use.
- Charging the Li-Po Battery: Connect the USB charging cable to the battery and then to a 5V/2A power adapter (not included). Do not use smartphone adapters with higher output. The charging indicator will show the charging status. Refer to the battery safety instructions for detailed guidelines.
- Installing Transmitter Batteries: Open the battery compartment on the remote control. Insert 2 AA batteries (not included), ensuring correct polarity. Close the compartment.

Image: Two 850mAh Li-Po batteries and the USB charging cable.
3.2 Pairing the Remote Control
To establish a connection between the remote control and the RC car:
- Ensure both the RC car and the remote control have charged batteries installed.
- Turn on the RC car.
- Turn on the remote control. The LEDs on the transmitter and ESC/receiver should flash during binding and remain solid when bound.
- If pairing fails, turn both devices off and on again to re-bind.

Image: The 2.4GHz remote control and the RC car's ESC/receiver unit.
4. Operating Instructions
4.1 Remote Control Functions
Familiarize yourself with the remote control layout and functions:

Image: A diagram illustrating the various controls on the 2.4GHz remote control, including steering, trigger, speed selection, and trim adjustments.
- Steering (L/R): Controls the direction of the front wheels.
- Trigger (Forward/Brake/Reverse): Pull to move forward, push to brake/reverse.
- Speed Selection (Slow/Fast): Adjusts the maximum speed (22kph/36kph).
- Steering Trim: Fine-tunes the steering to ensure the car drives straight.
- Steering Dual Rate: Adjusts the maximum steering angle.
- Steering Reverse: Reverses the steering direction.
- Function Button A (Track Steering): Specific function for track steering.
- Function Button B (Car Light On/Off): Controls the vehicle's lights.
- Power On/Off: Turns the remote control on or off.
4.2 Driving Tips
- Always operate the RC car in open areas free from obstacles, people, or pets.
- Start with the slower speed setting until you are comfortable with the controls.
- Avoid driving in deep water or extreme muddy conditions, as the vehicle is splash-proof, not submersible.
- Regularly check for loose parts or damage after each use.
Video: HAIBOXING 4X4 RC Truck Model 18872 in action, demonstrating its speed and maneuverability on various terrains.
5. Maintenance
- Cleaning: After each use, especially in dirty or dusty conditions, clean the vehicle with a soft brush or cloth. Avoid using water directly on electronic components.
- Inspection: Regularly inspect the tires, suspension, drive shafts, and other moving parts for wear or damage. Replace any worn or broken components promptly.
- Storage: When not in use, store the RC car and batteries in a cool, dry place away from direct sunlight and extreme temperatures. Remove batteries from the vehicle and remote control if storing for extended periods.
- Battery Care: Follow battery safety instructions carefully. Do not overcharge or over-discharge Li-Po batteries.

Image: An exploded view of the RC car chassis, highlighting components like the motor, differential, and shock absorbers for maintenance reference.
6. Troubleshooting
This section addresses common issues and their solutions. For detailed troubleshooting, refer to the Q&A images provided in the product listing.
6.1 Vehicle Does Not Move
- Possible Cause: Transmitter batteries installed incorrectly. Solution: Check and reinstall batteries in the transmitter.
- Possible Cause: Vehicle battery is dead or damaged. Solution: Fully charge the vehicle battery. If charging fails, replace with a new battery and inspect the USB charger.
- Possible Cause: Vehicle is not bound/paired with transmitter. Solution: The LEDs on the transmitter and ESC/receiver should flash during binding and remain solid when bound. Replace any defective components if binding fails.
- Possible Cause: Damaged motor. Solution: Look for visible damage like burn smells, broken wires, or debris. Replace motor if damaged.

Image: Troubleshooting table for issues where the vehicle does not move, listing possible causes and solutions.
6.2 Poor or No Steering
- Possible Cause: Dead or damaged vehicle battery. Solution: Fully charge or replace the battery.
- Possible Cause: Steering trim not properly set. Solution: Adjust steering trim until the front wheels are perfectly aligned.
- Possible Cause: Damaged servo or steering components. Solution: If the vehicle moves but does not steer, replace the servo or any damaged steering links/plates.

Image: Troubleshooting table for steering-related problems, including causes and solutions.
6.3 Other Common Issues
- Vehicle Does Not Reverse: Ensure battery is fully charged. Center the throttle trigger first, then pull back to go in reverse.
- Loss of Control: Re-bind the transmitter. Check for signal interference or low battery.
- Short Battery Life: Ensure proper charging. Avoid constant high speeds and sudden acceleration.
- Battery Not Charging: Use a 5V/2A adapter. Check battery pack condition and USB charger for damage.
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 10.35 x 7.87 x 3.82 inches |
| Item Weight | 1.87 pounds |
| Model Number | 18872 |
| Recommended Age | 8 - 10 years |
| Batteries | 2 Nonstandard Battery (included) |
| Motor | RC 380 Brushed Motor |
| Control System | 2.4GHz Remote Control |
| Max Speed | Up to 36km/h |
| Runtime | Over 35 minutes (with two batteries) |
| Water Resistance | Splash Waterproof Electronics (not for submersion) |
8. Safety Information
Important Safety Guidelines:
- For children aged 8 to 13, adult supervision is recommended during play to ensure safe and proper use.
- This is a model-grade product, not a toy. Read the user manual carefully before use to prevent potential damage, loss of control, or safety hazards.
8.1 Battery Safety Instructions
- Never charge the battery pack unattended.
- Never use a damaged, wet, or shorted charger.
- Never allow children under 14 years of age to charge battery packs.
- Never leave the battery pack inside the vehicle during charging.
- Do not use swollen, deformed, broken, torn, or damaged batteries.
- Do not connect the USB charger to a smartphone adapter with an output greater than 5V/2A. High output chargers can damage your batteries and USB.
- Do not leave batteries idle for a long period. Fully charge the battery pack before each use.
- Do not use wet batteries. Never attempt to charge wet batteries.
- Do not store batteries in high temperatures. Store them in a dry, cool, and clean place.

Image: Illustration showing the splash-proof nature of the electronics, with a warning against submersion.
9. Warranty and Support
HAIBOXING offers a 3-Month Protection Plan which includes free replacement parts for 3 months from the date of purchase. If you encounter any issues or require assistance, please contact us via Amazon Messages. We are committed to providing support and ensuring your satisfaction.



