Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Nulaxy KM12 Backlit Bluetooth Keyboard. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Image: The Nulaxy KM12 Backlit Bluetooth Keyboard, showcasing its sleek design and integrated leather cover.
Product Features
- Backlit Bluetooth Keyboard: Features 5 adjustable colors and 3 adjustable brightness levels for varied typing environments, especially useful in low-light conditions.
- Premium Leather Cover: Includes a protective leather cover that also functions as a smart stand for your iPad, tablet, or smartphone.
- Extended Battery Life: Energy-saving design with automatic sleep mode after 15 minutes of inactivity. The built-in rechargeable lithium battery provides over 60 days of use (based on 2 hours/day).
- Silent Keys Design: Low-profile keys ensure quiet and comfortable typing, suitable for various environments like cafes, libraries, or offices.
- Broad Compatibility: Supports iOS, Android, Mac OS, and Windows operating systems, compatible with a wide range of devices including iPads, iPhones, Android tablets, and Windows/Mac computers.
Setup Guide
1. Charging the Keyboard
Before initial use, ensure the keyboard is fully charged. Connect the provided charging cable to the keyboard's charging port and a USB power source. The charging indicator light will illuminate during charging and turn off when fully charged.
2. Bluetooth Pairing
- Turn on the keyboard by sliding the power switch to the "ON" position. The indicator light will flash.
- Press the "Connect" button on the keyboard. The Bluetooth indicator light will start blinking, indicating it's in pairing mode.
- On your device (iPad, tablet, smartphone, etc.), go to Bluetooth settings and enable Bluetooth.
- Search for available devices. You should see "Nulaxy Keyboard" or a similar name appear in the list.
- Select the keyboard from the list. Your device may prompt you to enter a pairing code displayed on the screen. Type this code on the Nulaxy keyboard and press Enter.
- Once paired, the Bluetooth indicator light on the keyboard will stop blinking and remain solid or turn off, depending on the model.
3. Switching Operating Systems
The Nulaxy KM12 keyboard supports multiple operating systems. To optimize key functions for your specific device, switch to the correct system mode:
- For iOS (Apple) devices: Press Fn + Q
- For Android devices: Press Fn + W
- For Windows devices: Press Fn + E

Image: Diagram illustrating how to switch between iOS, Android, and Windows operating systems using the Fn key combinations.
Operating Instructions
1. Backlight Control
The keyboard features adjustable backlighting for enhanced visibility.
- Adjusting Brightness: Press the Backlight key (often depicted as a light bulb icon) to cycle through 3 brightness levels.
- Changing Colors: Press the Backlight key once, then press PgUp or PgDn to cycle through 5 different backlight colors.

Image: Visual guide on how to adjust the backlight brightness and change the color settings on the keyboard.
2. Using the Leather Cover as a Stand
The included leather cover is designed to protect your keyboard and also functions as a versatile stand for your device.
- Fold the leather cover into a triangular shape to create a stable stand.
- Place your smartphone or tablet into the groove or against the folded stand for an optimal viewing angle while typing.

Image: The Nulaxy KM12 keyboard with a smartphone positioned in the integrated leather cover stand, demonstrating its utility.
3. Power Saving Mode
To conserve battery life, the keyboard automatically enters sleep mode after 15 minutes of inactivity. To wake it up, simply press any key.
Maintenance
1. Cleaning
To clean the keyboard, gently wipe the keys and surfaces with a soft, damp cloth. Avoid using harsh chemicals or abrasive materials that could damage the finish or electronics.
2. Battery Care
The keyboard is equipped with a rechargeable lithium battery. For optimal battery life:
- Avoid fully discharging the battery frequently.
- Charge the keyboard regularly, even if not in constant use.
- Store the keyboard in a cool, dry place when not in use for extended periods.
Troubleshooting
1. Keyboard Not Connecting via Bluetooth
- Ensure the keyboard is turned on and fully charged.
- Make sure Bluetooth is enabled on your device.
- Press the "Connect" button on the keyboard to enter pairing mode.
- If the keyboard was previously paired, try "forgetting" or "unpairing" it from your device's Bluetooth settings and then re-pair it.
- Restart both the keyboard and your device.
2. Keys Not Responding or Working Incorrectly
- Verify that the keyboard is correctly paired and connected to your device.
- Ensure you have selected the correct operating system mode (Fn+Q for iOS, Fn+W for Android, Fn+E for Windows).
- For iPad users experiencing issues with multiple keys, a "reset all settings" on the iPad (found in General > Transfer or Reset iPad > Reset > Reset All Settings) has been reported to resolve compatibility issues with various keyboards. This will not erase data but will reset system settings.
- Check for any physical obstructions under the keys.
3. Backlight Not Working or Dim
- The backlight may automatically turn off when the battery is low to conserve power. Recharge the keyboard.
- Ensure the backlight is turned on and brightness is adjusted using the dedicated backlight key.
Specifications
| Brand | Nulaxy |
| Model Number | KM12004 |
| Connectivity Technology | Bluetooth |
| Keyboard Description | Wireless |
| Special Features | Backlit, Rechargeable |
| Color | Black |
| Material | Polyurethane (PU) |
| Hardware Platform | Smartphone, Tablet |
| Operating System Compatibility | iOS, Android, Mac OS, Windows |
| Product Dimensions | 23.5 x 0.51 x 13.49 cm (L x W x H) |
| Item Weight | 408.23 g |
| Battery Type | Rechargeable Lithium Battery |

Image: The Nulaxy KM12 keyboard highlighting its lightweight and ultra-thin design with key dimensions.
Warranty and Support
For warranty information or technical support, please refer to the official Nulaxy website or contact their customer service directly. Keep your purchase receipt for warranty claims.
For further assistance, you may visit the Nulaxy support page or contact their customer service team.





