1. Introduction
Welcome to the instruction manual for your DEERC 9311E All Terrain Fast RC Car. This remote control monster truck is designed for high-speed performance and durability across various terrains. Please read this manual thoroughly before operating the vehicle to ensure safe and optimal use.

The DEERC 9311E RC Car is built for diverse terrains, offering an exciting remote control experience.
2. Safety Information
WARNING: This product contains small parts and is not suitable for children under 14 years old as it may pose a choking hazard. Always operate the product under adult supervision, especially in areas with traffic or hazards.
- Always operate the RC car in open areas, away from people, pets, and obstacles.
- Do not operate near public roads, power lines, or water bodies.
- Ensure all batteries are correctly installed and charged before use.
- Avoid contact with moving parts to prevent injury.
- Do not modify the product, as this may lead to malfunction or injury.
- Store the RC car and its components in a cool, dry place when not in use.
3. What's in the Box
The DEERC 9311E package includes the following components:
- 1 x RC Truck (Dimensions: 11.42 x 7.88 x 4.92 inches)
- 1 x Truck Shell (Zombie-themed)
- 1 x Remote Control
- 1 x USB Charging Cable
- 1 x Instruction Manual
- 1 x Wheelie Bar
- 2 x Rechargeable Batteries (1500mAh Lithium-Ion)
- 4 x Extra Clips

All components included in the DEERC 9311E package.
4. Setup
4.1. Charging the RC Car Battery
- Connect the provided USB charging cable to the RC car's battery.
- Plug the USB end of the cable into a compatible USB power adapter (not included) or a computer USB port.
- The indicator light on the USB cable will show the charging status. Refer to the charging cable's specific instructions for light indications (e.g., red for charging, off for fully charged).
- Charging typically takes 3-4 hours. Do not overcharge the battery.
4.2. Installing Batteries in the Remote Control
- Open the battery compartment on the back of the remote control.
- Insert 2 CR5 batteries (included) into the compartment, ensuring correct polarity (+/-).
- Close the battery compartment securely.
4.3. Installing the RC Car Battery
- Remove the body clips and lift the truck shell to access the battery compartment.
- Place a fully charged 1500mAh battery into the battery tray.
- Connect the battery connector to the car's power connector.
- Carefully tuck the wires to avoid pinching.
- Replace the truck shell and secure it with the body clips.
Official DEERC video demonstrating the features and possibly setup of the 9311E RC Car.
5. Operating Instructions
5.1. Power On and Pairing
- Turn on the RC car by pressing the power button. The LED lights on the car will illuminate.
- Turn on the remote control. The indicator light on the remote will flash.
- The remote control and car will automatically pair. Once paired, the remote's indicator light will become solid.
5.2. Basic Controls
- Throttle Trigger: Pull the trigger to move forward, push to brake or reverse.
- Steering Wheel: Turn the wheel left or right to steer the vehicle.
- Steering Trim: Adjust if the car pulls to one side when the steering wheel is centered.
- Speed Switch: Adjust the speed setting on the remote for different skill levels or terrains.
5.3. Driving Tips
- The 9311E features 4WD traction control and can reach speeds up to 40KM/H.
- The IPX4 waterproof ESC system allows operation through puddles and wet conditions. Avoid full submersion.
- Utilize the metal oil-filled shocks and metal drivetrain for optimal performance on sand, mud, gravel, and grass.
- The integrated LED night mode provides bright headlights and underbody lights for visibility in low-light conditions.
- The wheelie bar helps maintain control during high-speed acceleration and stunts.

The DEERC 9311E RC Car in action, demonstrating its speed and agility.

The 9311E is designed to handle multiple terrains, including sand, grass, mud, and shallow water.
6. Maintenance
6.1. Cleaning
- After each use, especially in dirty or wet conditions, clean the RC car.
- Use a soft brush or compressed air to remove dirt and debris from the chassis, wheels, and suspension.
- Wipe the body with a damp cloth. Do not use harsh chemicals.
6.2. Battery Care and Storage
- Always disconnect the battery from the car when not in use.
- Store batteries in a cool, dry place, away from direct sunlight and heat.
- Do not store fully charged or completely depleted batteries for extended periods. Charge them to approximately 50% for long-term storage.
- If the battery casing is damaged, discontinue use immediately.
6.3. Component Inspection
- Regularly inspect the metal oil-filled shocks, metal differential gears, and metal drive shafts for any signs of wear or damage.
- Check all screws and fasteners for tightness.
- Ensure the wheels and tires are free from damage and properly attached.

Key metal components of the DEERC 9311E drivetrain for durability and performance.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Car does not respond to remote. | Low battery in car or remote; Not paired; Out of range. | Charge car battery; Replace remote batteries; Re-pair car and remote; Operate within range. |
| Car runs slowly or lacks power. | Low car battery; Motor or drivetrain issue. | Charge car battery fully; Check for obstructions in drivetrain; Inspect motor for damage. |
| Car pulls to one side. | Steering trim not adjusted; Damaged steering components. | Adjust steering trim on the remote; Inspect steering linkages for damage. |
| Unusual noise during operation. | Debris in gears; Damaged gears or bearings. | Clean out debris; Inspect gears and bearings for wear and replace if necessary. |
8. Specifications
- Brand: DEERC
- Model Name: US-9311E
- Scale: 1:16 Scale
- Speed: Up to 40 KM/H
- Drive System: 4WD
- Motor: 380 Brushed Motor
- ESC: IPX4 Waterproof
- Batteries: 2 x 1500mAh Lithium-Ion (included)
- Runtime: Up to 40 minutes (with two batteries)
- Remote Control Batteries: 2 x CR5 batteries (included)
- Material: Acrylonitrile Butadiene Styrene (ABS), Metal, Nylon
- Item Weight: 2.8 Pounds
- Item Dimensions: 11.42 x 7.88 x 4.92 inches
- Minimum Age: 14 years
9. Warranty & Support
9.1. Warranty Information
For detailed warranty information, please refer to the documentation included with your product or visit the official DEERC website. Warranty terms and conditions may vary.
9.2. Customer Support
If you encounter any issues or have questions regarding your DEERC 9311E RC Car, please contact DEERC customer support. You can find contact information and additional resources on the DEERC Store Page.