1. Introduction
Thank you for choosing the Gammeefy JC202 Wireless Controller. This manual provides detailed instructions on how to set up, operate, and maintain your controller to ensure optimal performance and an enhanced gaming experience. Please read this manual thoroughly before using the product.
2. Product Overview
The Gammeefy JC202 is a wireless controller designed for comfortable and precise gaming. It features an ergonomic grip, advanced Hall Sense joysticks, customizable lighting, and programmable functions.
Key Features:
- Full-Size Ergonomic Grip: Designed for comfort during extended gaming sessions, preventing hand fatigue.
- Hall Sense Joysticks: Utilizes electromagnetic induction technology to prevent joystick drift and ensure precise control, extending the controller's lifespan.
- Customizable Lighting: Offers 4 lighting modes (LED, Flash, Breathing, Cyclic Breathing) and 8 colors with 19 lighting effects.
- High-Capacity Battery: Equipped with a 1000mAh battery, providing up to 10 hours of gameplay in light mode.
- Wireless Connectivity & Wake-up Function: Easy pairing and quick console wake-up feature.
- Adjustable Turbo Function: Supports auto/manual Turbo with 3 speeds (5/12/20 shots per second) for repetitive actions.
- Adjustable Vibration & Motion Control: Features 3 levels of vibration feedback and a 6-axis gyro sensor for responsive motion control in compatible games.
- Programmable Buttons: MR/ML keys can be set with up to 21 key combinations. SL/SR buttons can toggle or auto-cycle MR/ML functions.
- Console Protection: One-piece design with anti-slip pad and safety latches to protect the console from loosening and scratches. Includes 4 game card slots.
Controller Components:

Figure 2.1: Rear view of the Gammeefy JC202 Wireless Controller, highlighting the comfortable ergonomic grip and textured surface for enhanced hold.

Figure 2.2: Diagram illustrating the programmable MR/ML keys and auto-cycle macro functions on the Gammeefy JC202 Wireless Controller.

Figure 2.3: View of the controller protecting the console, showing the anti-scratch back pad, safety locking buckle, and four game card slots.
3. Setup
Initial Connection (Pairing):

Figure 3.1: Visual guide for connecting the Gammeefy JC202 Wireless Controller to a Nintendo Switch or Switch OLED console.
- Ensure your Nintendo Switch or Switch OLED console is powered on.
- Navigate to the console's pairing page: From the HOME Menu, select Controllers > Change Grip/Order.
- On the Gammeefy JC202 controller, press and hold the HOME button for approximately 3 seconds until the red signal light begins to flash.
- Once the controller is successfully paired, the indicator light will remain solid, and the controller will be ready for use.
Waking Up the Console:
To wake up your Nintendo Switch console from sleep mode using the controller, simply press and hold the HOME button on the controller for approximately 0.5 seconds.
4. Operating Instructions
4.1. Lighting Effects:
The controller features customizable lighting. Refer to the controller's specific button combinations (usually a dedicated button or a combination with the 'T' button) to cycle through 4 lighting modes (LED, Flash, Breathing, Cyclic Breathing), 8 colors, and 19 lighting effects.
4.2. Turbo Function:

Figure 4.1: Illustration of the Turbo button and adjustable speed settings (5/12/20 shots per second) on the Gammeefy JC202 Wireless Controller.
The Turbo function allows for continuous, rapid input of a button press. It supports both auto and manual modes.
- Setting Turbo: Press and hold the desired button (e.g., A, B, X, Y) and then press the Turbo (T) button once to activate manual Turbo. Press again to activate auto Turbo. Press a third time to disable Turbo for that button.
- Adjusting Turbo Speed: While holding the Turbo (T) button, move the right joystick up or down to cycle through 3 speed levels: 5 shots/second, 12 shots/second, and 20 shots/second.
4.3. Adjustable Vibration:

Figure 4.2: Depiction of the 3-level vibration feedback and 6-axis gyro sensor for motion control on the Gammeefy JC202 Wireless Controller.
The controller offers 3 levels of adjustable vibration feedback for an immersive gaming experience.
- Adjusting Vibration Intensity: While holding the Turbo (T) button, move the left joystick up or down to cycle through the vibration levels (0%, 60%, 100%).
4.4. Motion Control (6-Axis Gyro Sensor):
The integrated 6-axis gyro sensor provides precise and responsive motion control for compatible games (e.g., Zelda, Mario Kart 8 Deluxe). No specific setup is required; the motion control activates automatically in supported games.
4.5. Programmable Buttons (MR/ML):
The MR (Macro Right) and ML (Macro Left) buttons can be programmed to execute a sequence of up to 21 key combinations.
- Programming MR/ML: Refer to the detailed instructions provided in the controller's packaging or the official Gammeefy support website for specific programming steps.
- SL/SR Auto-Cycle: The SL and SR buttons can be used to turn off or auto-cycle the functions assigned to the MR/ML keys.
5. Maintenance
To ensure the longevity and optimal performance of your Gammeefy JC202 Wireless Controller, follow these maintenance guidelines:
- Keep the controller clean by wiping it with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Store the controller in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid dropping the controller or subjecting it to strong impacts.
- Do not attempt to disassemble the controller, as this may void the warranty and cause damage.
- Charge the controller using the provided "Y" charging cable or a compatible USB-C cable.
6. Troubleshooting
If you encounter issues with your Gammeefy JC202 Wireless Controller, please refer to the following common solutions:
- Controller Not Connecting: Ensure the console is on the pairing screen. Press and hold the HOME button on the controller for 3 seconds. If issues persist, try restarting both the console and the controller.
- Input Lag or Disconnections: Ensure the controller is within range of the console and there are no significant obstructions. Check for interference from other wireless devices.
- Buttons Not Responding: Check if the controller battery is charged. If specific buttons are unresponsive, try resetting the controller (refer to the official support for reset instructions).
- Joystick Drift: The Hall Sense joysticks are designed to prevent drift. If you experience drift, ensure the controller firmware is up to date (if applicable) or contact customer support.
- Charging Issues: Ensure the charging cable is securely connected to both the controller and a power source. Try a different USB port or power adapter.
7. Specifications
| Model | JC202 |
| Brand | Gammeefy |
| Connectivity | Wireless |
| Hardware Platform | Nintendo Switch |
| Power Source | Battery Powered |
| Battery Capacity | 1000mAh |
| Battery Life | Up to 10 hours (in light mode) |
| Additional Features | Ergonomic, Hall Sense Joystick, Adjustable Turbo, Adjustable Vibration, 6-Axis Gyro Sensor, Programmable Buttons, Console Protection |
8. Warranty and Support
Gammeefy is committed to providing quality products and customer satisfaction. This product comes with technical support and after-sales service.
For warranty information, technical assistance, or any inquiries regarding your Gammeefy JC202 Wireless Controller, please contact Gammeefy customer support through the retailer where you purchased the product or visit the official Gammeefy website for contact details.