1. Introduction
Thank you for choosing the Nillkin Foldable Bluetooth Keyboard with Touchpad and Number Pad. This portable keyboard is designed for enhanced productivity and convenience across multiple devices. Its compact, foldable design makes it ideal for travel and on-the-go use, while the integrated touchpad and number pad offer versatile input options. Please read this manual carefully to ensure proper setup and operation.
2. What's in the Box
- Nillkin Foldable Bluetooth Keyboard
- USB Type-C Charging Cable
- Carrying Case
- User Manual
3. Product Overview
The Nillkin Foldable Bluetooth Keyboard features a full 105-key layout with 16mm keycaps, a multi-touch gesture-enabled touchpad, and a dedicated number pad. Its ultra-thin, no-tilt design folds compactly for portability.

Image: The Nillkin Foldable Bluetooth Keyboard in its fully unfolded state, displaying the complete QWERTY layout, function keys, and the integrated touchpad with a numeric keypad.

Image: The keyboard in its compact, folded state, highlighting its portability and sleek design.

Image: A detailed view of the keyboard's right side, showcasing the multi-touch touchpad and its dual functionality as a numeric keypad.
4. Setup
4.1 Charging the Keyboard
Before initial use, fully charge the keyboard using the provided USB Type-C cable. Connect the Type-C end to the keyboard's charging port and the USB-A end to a power source (e.g., computer USB port, wall adapter). The charging indicator light will show charging status.
4.2 Unfolding the Keyboard
The keyboard features a simple folding mechanism. Gently unfold the keyboard until it lies flat. No locks are required; the aluminum alloy hinge ensures stable performance.
5. Operating Instructions
5.1 Power On/Off
The keyboard automatically powers on when unfolded and powers off when folded. Ensure the keyboard is fully unfolded for operation.
5.2 Bluetooth Pairing
The keyboard supports connection to up to three devices simultaneously.
- Turn on the folded keyboard by unfolding it.
- Press FN + BT1, FN + BT2, or FN + BT3 to select a Bluetooth channel. The corresponding Bluetooth indicator will blink.
- Press FN + C to enter pairing mode. The indicator will blink rapidly.
- On your target device (iPad, smartphone, tablet, laptop), enable Bluetooth and search for 'Nillkin Cube Keyboard' (or similar).
- Select the keyboard from the list to connect. The indicator will stop blinking once paired.

Image: Illustration demonstrating the seamless workflow feature, allowing users to switch between three paired Bluetooth devices using the FN key combined with BT1, BT2, or BT3.
5.3 Multi-Device Switching
Once paired with multiple devices, you can switch between them by pressing FN + BT1, FN + BT2, or FN + BT3.
5.4 Using the Touchpad
The integrated touchpad supports multi-touch gestures for navigation, clicking, and scrolling. Refer to your device's operating system settings for customizable scroll direction and other touchpad preferences.
Note for iPad users: To enable full touchpad functionality, you must enable "AssistiveTouch" in your iPad settings. Some gestures may be app-dependent.
5.5 Switching to Numeric Keypad Mode
The touchpad can also function as a numeric keypad. To switch between touchpad and numeric keypad modes, press Fn + Command.
5.6 Compatibility
The Nillkin Foldable Bluetooth Keyboard is compatible with Windows, macOS, Chrome OS, iPadOS, and Android devices. It is not compatible with iOS ≤13.4 or Android ≤3.0.
6. Maintenance
To maintain your keyboard's performance and appearance:
- Clean the keyboard surface with a soft, dry cloth.
- Avoid exposing the keyboard to excessive moisture or extreme temperatures. The keyboard features a non-slip PU base for stability.
- Store the keyboard in its custom storage pouch when not in use to protect it from dust and scratches.
7. Troubleshooting
- Keyboard not pairing: Ensure the keyboard is charged, in pairing mode (FN + C), and within Bluetooth range (up to 33ft). Check your device's Bluetooth settings to ensure it's enabled and discoverable.
- Touchpad not working on iPad: Verify that "AssistiveTouch" is enabled in your iPad's accessibility settings. Also, check if "Tap to Click" is enabled under Trackpad settings.
- Keys not responding: Check the battery level. If low, recharge the keyboard. Ensure the keyboard is fully unfolded and properly connected via Bluetooth.
- Intermittent connection: Move closer to your device and ensure there are no obstructions interfering with the Bluetooth signal. Disconnect and re-pair the keyboard if issues persist.
8. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions (Unfolded) | 13.5"L x 4.2"W x 0.32"H (approx.) |
| Product Dimensions (Folded) | 7.2"L x 4.2"W x 0.63"H (approx.) |
| Item Weight | 9.2 ounces (260g) |
| Connectivity Technology | Bluetooth |
| Special Features | Foldable, Touchpad, Smart Switching (3 devices), Numeric Keypad |
| Battery | 1 Lithium Ion battery (included) |
| Standby Time | Up to 140 days (with auto-sleep) |
| Charging Port | Type-C (data not supported) |
| Key Type | Scissor-switch, Low-profile |
| Color | Black |
| Material | Plastic |
9. Official Product Videos
Video: An overview of the Nillkin Foldable Keyboard with Touchpad and Number Pad in Black, demonstrating its compact design and key features.
Video: Demonstrates the Nillkin Portable Bluetooth Keyboard with Full Size Keys, highlighting its functionality and ease of use.
Video: Showcases the Nillkin Foldable Bluetooth Keyboard with Touchpad and Number Pad, focusing on its design and practical applications.
Video: A brief demonstration of the Nillkin Foldable Bluetooth Keyboard with Touchpad, emphasizing its portability and functionality in black.
10. Warranty and Support
For warranty information and customer support, please refer to the documentation included in your product packaging or visit the official Nillkin website. Keep your purchase receipt for warranty claims.