Introduction
Thank you for purchasing the Lamsam Hyper Go MJX 14207 or 14208 1:14 Scale 4WD Brushless RC Car. This manual provides essential information for the safe operation, maintenance, and troubleshooting of your new remote control vehicle. Please read this manual thoroughly before use to ensure optimal performance and longevity of your RC car.

Safety Warnings
- WARNING: Not suitable for children under 36 months due to small parts.
- WARNING: Keep away from fire.
- Always operate the RC car in open areas, away from people, pets, and obstacles.
- Do not operate in wet conditions or near water to prevent damage to electronic components.
- Ensure batteries are charged correctly and handled with care.
Package Contents
The contents of your package may vary depending on the 'Set' purchased. Please verify your specific set against the list below.

Standard Inclusions:
- 1x RC Car (MJX 14207 or MJX 14208)
- 1x T3D Remote Controller
- 1x Operating Instructions Manual
- 1x USB Charging Cable
- 1x Screwdriver
- 1x Hexagon Wrench
- 4x TPR Tyres
- 1x Rear Wing
- 1x Head-up Wheel Accessories
Battery Configurations (Standard 7.4V 3000mAh):
- Set 1 / Set 5: 1 Battery
- Set 2 / Set 6: 2 Batteries
- Set 3 / Set 7: 3 Batteries
- Set 4 / Set 8: 4 Batteries
Setup
1. Charging the Car Battery
- Connect the provided USB charging cable to the 7.4V 3000mAh Lithium battery.
- Plug the USB cable into a 5V 2A USB charger (not included).
- The charging time is approximately 3 hours. Ensure the battery is fully charged before first use.
2. Installing Batteries in the Remote Controller
- Open the battery compartment on the back of the T3D Remote Controller.
- Insert 2x 1.5V AA batteries (not included), ensuring correct polarity.
- Close the battery compartment.
3. Initial Pairing (Binding)
- Ensure both the RC car battery is charged and installed, and the remote controller has fresh batteries.
- Turn on the RC car.
- Turn on the T3D Remote Controller.
- The remote controller and car should automatically pair. If not, refer to the 'Troubleshooting' section or the detailed user manual for specific binding instructions.
Operating Your RC Car
Remote Control Functions (T3D Remote Control)

- LED: Power/Status indicator.
- ST.REV (Steering Reverse): Reverses steering direction.
- TH.TRIM (Throttle Trim): Adjusts neutral throttle position.
- ST.TRIM (Steering Trim): Adjusts neutral steering position.
- ST.D/R (Steering Dual Rate): Adjusts maximum steering angle.
- POWER SWITCH: Turns the remote control ON/OFF.
- TH.D/R (Throttle Dual Rate): Adjusts maximum throttle output.
- TH.REV (Throttle Reverse): Reverses throttle direction.
- CH1: ST (Channel 1: Steering): Controls left/right steering.
- CH2: TH (Channel 2: Throttle): Controls forward/backward movement and speed.
Driving Tips
- Start by practicing in an open, flat area to get accustomed to the controls.
- Use the trim adjustments (ST.TRIM, TH.TRIM) to ensure the car drives straight when the controls are centered.
- The MJX 14207 can reach speeds of up to 55KM/H, and the MJX 14208 up to 40KM/H. Exercise caution at high speeds.
- Avoid driving into obstacles or off high drops to prevent damage.
Maintenance
General Care
- After each use, clean the car to remove dirt, dust, and debris. Use a soft brush or cloth.
- Inspect the wheels, suspension, and chassis for any loose parts or damage.
- Store the RC car and remote control in a cool, dry place away from direct sunlight and extreme temperatures.
Battery Care
- Always disconnect the battery from the car when not in use.
- Do not overcharge or over-discharge the battery.
- If storing for an extended period, charge the battery to approximately 50-60% capacity.
Component Inspection
The Hyper Go RC cars feature durable metal components for enhanced performance and longevity:
- All-metal hydraulic shock absorber: Check for leaks or damage.
- Metal anti-collision head: Inspect for bends or cracks after impacts.
- All-metal transmission system (metal gear differential): Listen for unusual noises during operation, which may indicate wear.


Troubleshooting
Q1: What should I do if I can't find my accessories?
A: Please check the package carefully first. If you don't find it, please provide a full unboxing video to customer support, and they will investigate the issue with the warehouse and provide a solution.
Q2: What should I do if I have any after-sales problems?
A: If you encounter any problems, please send a video/picture to 643655075@qq.com for professional help. They aim to respond within 48 hours. If you don't see a response, please check your spam folder.
Q3: What should I do when my remote control cannot be connected to the RC car?
A: Please ensure the car battery is fully charged. Then, manually pair the RC car and the remote control. Refer to the user manual for specific binding details. You can also test the voltage of the motherboard to help diagnose the problem.
Q4: What should I do when the RC car can turn but cannot move forward or backward after my remote control is connected?
A: First, determine whether the car battery is fully charged. Then, test the motherboard and motor voltage to analyze the problem.
Specifications
| Feature | MJX 14207 | MJX 14208 |
|---|---|---|
| Scale | 1:14 | |
| Max Speed | 55 KM/H | 40 KM/H |
| Remote Control Distance | ≥ 120M | |
| Run Time (approx.) | 15 minutes (with 2S 2000mAh battery) | |
| Charging Time | 3 hours (using 5V 2A charger) | |
| Charging Method | USB charging cable | |
| Dimensions (L×W×H) | 325×235×123 MM | Similar (Off-Road Truck Design) |
| Wheelbase | 195 MM | Similar |
| Tire Track | 196 MM | Similar |
| Tire Diameter | 90 MM | Similar |
| Vehicle Weight | 1560g (Standard 2S battery) | Similar |
| Motor | 2845 3700KV Brushless Motor | 2852 Brushless Motor |
| ESC | 50A Brushless ESC (metal heat sink) | E45S Brushless ESC |
| Servo | Standard Servo | |
| Receiver Box | Waterproof Receiver Box | |
| Remote Control | 2.4G, 4 channels, MODE1, MODE2 | |
| Remote Control Battery | 1.5V AA*2 | |
| Car Battery | 7.4V 3000mAh Lithium battery (Standard 2S) | |
| Material | Metal, Plastic | |
| State of Assembly | Ready-to-Go | |
| Certification | CE (Certificate Number: GZHH00439135-VOC001) | |
User Tips
- Model Verification: There are two distinct styles of RC cars (MJX 14207 and MJX 14208) available. Always double-check that you have the correct model and battery configuration you intended when receiving your order.
- Battery Shipping: If your order includes more than one battery, additional batteries may be shipped separately via a special logistics line due to safety regulations. The tracking status for these separate battery shipments might not be updated on standard tracking pages. If you need to track additional battery packages, please contact customer service directly.
Warranty & Support
Warranty
This product comes with a 1-month warranty from the date of purchase. Please retain your proof of purchase for warranty claims.
Customer Support
For any technical assistance, troubleshooting, or warranty inquiries, please contact our support team via email:
Email: 643655075@qq.com
When contacting support, please provide your product model, a detailed description of the issue, and any relevant videos or photos to help expedite the resolution process.





