1. Introduction
Thank you for choosing the NILLKIN Folding Bluetooth Game Keyboard. This compact and portable keyboard is designed for seamless connectivity across multiple devices and operating systems, offering a comfortable and efficient typing experience on the go. It features a unique tri-fold design, a 64-key compact layout, and an integrated number pad with a touchpad.

2. Package Contents
- NILLKIN Folding Bluetooth Game Keyboard
- User Manual (this document)
- Charging Cable (not explicitly mentioned but implied for a wireless device)

3. Setup and Connection
3.1 Initial Charging
Before first use, ensure the keyboard is fully charged. Connect the charging cable to the keyboard's charging port and a suitable USB power source. The charging indicator will show the charging status.
3.2 Power On/Off
Unfold the keyboard to power it on. Fold the keyboard to power it off and conserve battery.
3.3 Bluetooth Pairing
The keyboard supports triple Bluetooth connection, allowing you to connect up to 3 devices simultaneously and switch between them seamlessly.
- Unfold the keyboard to power it on.
- Press and hold the Fn key along with one of the Bluetooth keys (BT1, BT2, or BT3) for a few seconds until the corresponding indicator light flashes, indicating pairing mode.
- On your device (iPad, mobile phone, tablet, or laptop), go to Bluetooth settings.
- Search for "NILLKIN Keyboard" or a similar device name in the list of available devices.
- Select the keyboard to pair. The indicator light will stop flashing once successfully connected.
- Repeat for up to two more devices using BT2 and BT3.


4. Operating Instructions
4.1 Switching Between Devices
Once paired with multiple devices, you can switch between them by simply pressing the corresponding Bluetooth key (BT1, BT2, or BT3). The keyboard will automatically connect to the selected device.
4.2 Using the Number Pad and Touchpad
The integrated number pad also functions as a touchpad. It seamlessly switches between numeric input, mouse control, and multi-finger gestures.
- Multi-touch Gestures: The touchpad automatically adapts to your system for various multi-touch gestures.
- Palm Rejection Technology: The touchpad features palm rejection technology, which disables it while typing to prevent accidental touches.

4.3 Keyboard Layout and Typing Experience
The keyboard features a 64-key compact layout that retains a standard key arrangement for comfortable typing. It utilizes a scissor foot structure for crisp and silent key rebound, making it suitable for quiet environments.

4.4 Portability
With its tri-fold design, the keyboard is phone-sized and pocket-friendly when folded, making it easy to carry anywhere.

5. Maintenance
The keyboard features an eco-friendly silicone anti-slip pad, which is healthy, skin-friendly, stain-resistant, and scratch-resistant. To clean the keyboard, gently wipe it with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials.

6. Troubleshooting
- Keyboard not connecting: Ensure the keyboard is charged and in pairing mode (indicator light flashing). Check your device's Bluetooth settings to ensure Bluetooth is enabled and the keyboard is selected.
- Lag or disconnections: Ensure the keyboard is within the 10m transmission distance of your device. Avoid obstacles that might interfere with the Bluetooth signal.
- Touchpad not responding: Check if palm rejection technology is active during typing. Ensure the touchpad area is clean and free from obstructions.
- Keys not responding: Ensure the keyboard is powered on and connected. If specific keys are not working, try restarting the keyboard and reconnecting.
- Automatic sleep: The keyboard enters auto-sleep mode after 10 minutes of inactivity. Press any key to wake it up.
7. Specifications

| Parameter | Value |
|---|---|
| Expanded Dimensions | 342 * 108 * 9.5 mm |
| Folded Dimensions | 182 * 108 * 16 mm |
| Key Operating Current | < 4mA |
| Trackpad Operating Current | < 11mA |
| Input | 5V – 1A |
| Battery Capacity | 140mAh |
| Auto Sleep Time | 10 minutes |
| Wake-up Method | Key Press |
| Bluetooth Version | V5.0 |
| Transmission Distance | 10m |
| Weight | 238g |
8. User Tips
- For optimal performance, keep the keyboard charged, especially before extended use.
- Utilize the multi-device pairing feature to quickly switch between your phone, tablet, and laptop without re-pairing.
- Take advantage of the palm rejection technology on the touchpad to avoid accidental inputs during typing.
- The quiet key rebound makes this keyboard ideal for use in libraries, classrooms, or other quiet environments.
9. Warranty and Support
For any product-related inquiries, technical support, or warranty claims, please contact the seller or NILLKIN customer service directly. Refer to your purchase documentation for specific contact details.