Introduction
This manual provides essential information for the safe and efficient operation of your HUIOP 284161 1/28 Scale Remote Control Car. Please read this manual thoroughly before use to ensure proper setup, operation, and maintenance. This RC car features a full simulation structural design, 4WD, and a 2.4GHz radio system, capable of reaching speeds up to 30KM/H. It is designed for various terrains and offers responsive control.
Safety Information
Important Safety Precautions:
- Always operate the RC car in open areas, away from people, pets, and obstacles.
- Do not operate near public roads, water, or high-voltage lines.
- Adult supervision is recommended for users under 14 years of age.
- Keep hands, hair, and loose clothing away from moving parts.
- Battery Safety:
- Do not overcharge or over-discharge batteries.
- Do not expose batteries to high temperatures, direct sunlight, or fire.
- Do not dispose of batteries in water.
- Use only the provided charging cable and battery.
- If the battery becomes hot during charging, discontinue charging immediately.
- Turn off the vehicle and remote controller when not in use.
- Store the vehicle and components in a cool, dry place.
Package Contents
Verify that all items are present in the package:
- 1x HUIOP 284161 Remote Control Car
- 1x Remote Controller
- 1x 7.4V 400mAh Battery
- 1x USB Charging Cable

Image: The HUIOP 284161 RC car, its remote controller, battery, and USB charging cable are shown together, illustrating the complete package contents.
Setup
1. Charging the Vehicle Battery
- Connect the 7.4V 400mAh vehicle battery to the USB charging cable.
- Plug the USB charging cable into a suitable USB power adapter (not included).
- The charging indicator light will show the charging status. A full charge takes approximately 50 minutes.
- Once fully charged, disconnect the battery from the charging cable and power adapter.
2. Installing Vehicle Battery
- Locate the battery compartment on the underside of the RC car.
- Open the battery compartment cover.
- Carefully insert the charged 7.4V 400mAh battery into the compartment, ensuring correct polarity.
- Close the battery compartment cover securely.
3. Installing Remote Controller Batteries
- Open the battery cover on the back of the remote controller.
- Insert 4x AAA batteries (not included) into the compartment, observing the correct polarity (+/-).
- Close the battery cover securely.
4. Pairing the Remote Controller and Car
- Ensure both the RC car and the remote controller are powered off.
- Turn on the RC car. The car's indicator light may flash.
- Turn on the remote controller. The remote's indicator light should also flash.
- Wait a few seconds for the remote controller and car to automatically pair. Once paired, the indicator lights on both devices should become solid.
- If pairing fails, turn off both devices and repeat the process.
Operating Instructions
Remote Controller Functions

Image: A detailed diagram of the 2.4GHz remote control, highlighting the power LED, power switch, steering regulation wheel (for turning left/right), trigger (for forward/backward), and fine-tune adjustments.
- Power Switch: Turns the remote controller on or off.
- Steering Regulation Wheel: Rotate left or right to control the car's direction.
- Trigger: Pull the trigger to move the car forward. Push the trigger to brake or reverse.
- Fine-Tune Adjustments: Use these dials to adjust steering trim and throttle trim for straight driving and consistent speed.
Driving the RC Car
- Place the RC car on a flat surface after successful pairing.
- Gently pull the trigger to move forward. The car will accelerate based on trigger input.
- Push the trigger to brake or reverse.
- Use the steering wheel to turn the car left or right.
- The car features independent suspension for stable handling on various terrains.
- The integrated LED headlights and searchlights provide visibility and enhance the driving experience in low-light conditions.

Image: The HUIOP 284161 RC car navigating a challenging sandy and rocky landscape, highlighting its robust four-wheel independent suspension system designed for various terrains like grave, track, mountain, and road.
One-Hand Control Feature
The remote controller is designed for comfortable one-hand operation, allowing for flexible steering and control.

Image: A hand holding the HUIOP RC car remote controller, illustrating the ergonomic design for one-hand operation. The remote also features an integrated mobile phone holder.
Maintenance
Cleaning
- After each use, especially on dirty or dusty terrains, gently clean the car body and wheels with a soft, dry cloth.
- Avoid using water or chemical cleaners directly on electronic components.
- Remove any debris or small stones that may be lodged in the suspension or wheel axles.
Battery Care and Storage
- Always remove batteries from both the car and the remote controller when not in use for extended periods.
- Store batteries in a cool, dry place, away from direct sunlight and extreme temperatures.
- Do not store fully charged or completely depleted batteries for long periods. Charge them to about 50% for optimal long-term storage.
Motor Longevity
The 130 brush motor includes aluminum fins for heat dissipation, which helps extend its operational life. Avoid continuous high-speed operation for prolonged periods to prevent overheating.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Car does not respond to remote. |
|
|
| Car runs slowly or inconsistently. |
|
|
| Steering is off-center. | Steering trim needs adjustment. | Use the fine-tune adjustment dial on the remote controller to correct the steering trim. |
Specifications
| Feature | Detail |
|---|---|
| Brand | HUIOP |
| Model Name | 284161 |
| Scale | 1:28 Scale |
| Maximum Speed | 30 KM/H |
| Frequency | 2.4GHz |
| Vehicle Battery | 7.4V 400mAh Lithium-Ion |
| Motor | 130 Brush Motor |
| Charging Time | Approx. 50 minutes |
| Working Time | Approx. 16 minutes |
| Remote Control Distance | About 100 meters |
| Remote Controller Battery | 4x AAA Batteries (not included) |
| Dimensions (L x W x H) | 17.5 x 9.4 x 5.5 cm (6.89 x 3.7 x 2.17 inches) |
| Weight | 235g (0.52 lbs) |
| Material | Alloy, Polyamide (PA), Polyvinyl Chloride (PVC) |
| Steering Servo | 5g 3-wire digital servo |

Image: A visual representation of the HUIOP 284161 RC car with its dimensions clearly marked: 17.5cm in length, 9.4cm in width, and 5.5cm in height.
Warranty and Support
For warranty information or technical support, please refer to the retailer or manufacturer's official website. Keep your purchase receipt as proof of purchase.