1. Introduction
Thank you for purchasing the Yoidesu Ultra-Slim Mini Keyboard. This compact and versatile keyboard is designed for seamless connectivity with various devices, offering a comfortable and efficient typing experience. Its ultra-slim profile makes it ideal for both home and travel use.
This manual provides detailed instructions on how to set up, operate, and maintain your keyboard to ensure optimal performance and longevity.
2. Safety Information
- Keep the keyboard away from water, moisture, and extreme temperatures.
- Avoid dropping or subjecting the keyboard to strong impacts.
- Do not attempt to disassemble or repair the keyboard yourself. Refer to qualified service personnel.
- Use only the provided USB cable for charging.
- Store the keyboard in a clean, dry environment when not in use.
3. Package Contents
Please check the package contents to ensure all items are present:
- 1 x Yoidesu Ultra-Slim Mini Keyboard
- 1 x USB Charging Cable
- 1 x User Manual (this document)
4. Setup
4.1 Charging the Keyboard
Before first use, fully charge the keyboard. The built-in 110mAh rechargeable Li-polymer battery provides approximately 44 hours of continuous working time on a full charge.
- Locate the micro USB charging port on the side of the keyboard.
- Connect one end of the provided USB charging cable to the keyboard's charging port.
- Connect the other end of the USB cable to a USB power source (e.g., computer USB port, USB wall adapter).
- The "Charge" indicator light on the keyboard will illuminate during charging and turn off when fully charged.

Figure 4.1: Built-in 110mAh Rechargeable Li-polymer Battery. The keyboard provides 44 hours of continuous working time on a full single charge.

Figure 4.2: Close-up view of the keyboard's power switch (OFF/ON) and indicator lights (CAPS, Charge, Power, CONNECT).
4.2 Pairing the Keyboard via Bluetooth
The keyboard uses Bluetooth V3.0 for wireless connection. It is compatible with iOS, Android, and Windows systems.
- Turn on the keyboard by sliding the "OFF/ON" switch to the "ON" position. The "Power" indicator light will illuminate briefly.
- Press the CONNECT button on the keyboard. The "CONNECT" indicator light will start blinking, indicating the keyboard is in pairing mode.
- On your device (tablet, phone, PC), go to the Bluetooth settings.
- Enable Bluetooth and search for available devices.
- Select "Bluetooth Keyboard" or a similar name from the list of found devices.
- Your device may prompt you to enter a pairing code displayed on the screen. Type this code on the Yoidesu keyboard and press Enter.
- Once successfully paired, the "CONNECT" indicator light on the keyboard will stop blinking and remain solid or turn off, depending on the model.

Figure 4.3: Universal Compatibility. The keyboard works smoothly with Bluetooth-enabled devices running on Windows, iOS, and Android.

Figure 4.4: Effective Bluetooth working distance is up to 10m / 33ft.
5. Operating the Keyboard
5.1 Basic Functions
- Typing: Use the keys as you would on a standard keyboard. The low-profile keys offer quiet and comfortable typing.
- Caps Lock: Press the Caps Lock key to toggle uppercase letters. The "CAPS" indicator light will illuminate when Caps Lock is active.
- Function Keys: The top row of keys (F1-F12) may have secondary functions (e.g., volume control, media playback). These are typically accessed by holding down the Fn key and pressing the desired function key.

Figure 5.1: Ultra-Slim Universal Wireless Bluetooth Keyboard for iOS Android Windows.

Figure 5.2: "X" Scissor Switch Mechanism. This mechanism provides quieter typing, requires less force to press, offers a comfortable hand feeling, and has a life of 5 million clicks.
5.2 Power Saving Mode
To conserve battery life, the keyboard will automatically enter an energy-saving sleep mode after a period of inactivity. To wake it up, simply press any key.
When not in use for extended periods, it is recommended to slide the "OFF/ON" switch to the "OFF" position to completely shut off power and further save battery.
6. Maintenance
6.1 Cleaning
- Ensure the keyboard is turned off before cleaning.
- Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution.
- Do not use harsh chemicals, abrasive cleaners, or solvents.
- Gently wipe the surface of the keyboard and keys. Avoid getting moisture into the ports or between the keys.
6.2 Storage
When storing the keyboard, especially for long periods, ensure it is fully charged and then turned off. Store it in a cool, dry place away from direct sunlight and extreme temperatures.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Keyboard does not turn on. | Battery is depleted. | Charge the keyboard using the provided USB cable. |
| Keyboard does not connect via Bluetooth. | Bluetooth is off on the device. Keyboard is not in pairing mode. Device is out of range. Interference. | Ensure Bluetooth is enabled on your device. Press the CONNECT button on the keyboard to enter pairing mode. Move the keyboard closer to your device (within 10m/33ft). Try pairing in a different location or restart both devices. |
| Keys are not responding. | Keyboard is disconnected. Battery is low. | Reconnect the keyboard via Bluetooth. Charge the keyboard. |
| Typing lag or intermittent connection. | Low battery. Too far from device. Bluetooth interference. | Charge the keyboard. Move closer to your device. Minimize other wireless devices nearby. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | Yoidesukdahnc6ivp |
| Bluetooth Version | V3.0 |
| Operating Voltage | 1.8-3.6V |
| Operating Current | < 2mA |
| Operating Range | Up to 10m / 33ft |
| Continuous Working Time | 44 hours |
| Standby Time | > 30 days |
| Button Force | 80±10g |
| Button Life | 5 million clicks |
| Color | Black |
| Material | Plastic |
| Dimensions (L x W x H) | Approx. 20 x 12.5 x 0.6 cm / 7.9 x 4.9 x 0.2 inch |
| Weight | Approx. 188g |
| Compatible OS | iOS, Android, Windows |
| Power Source | Rechargeable Li-polymer Battery |
| Included Components | USB Cable |

Figure 8.1: Ultra-Thin Design. The body of the Bluetooth keyboard is 6mm (0.2 inches) thick.

Figure 8.2: Keyboard Dimensions. Length: 20cm (7.9in), Width: 12.5cm (4.9in), Thickness: 0.6cm (0.2in).
9. Warranty and Support
For warranty information or technical support, please refer to the seller's policy on the platform where you purchased the product or contact Yoidesu customer service directly through their official channels.
Please retain your proof of purchase for any warranty claims.
