SIKAI CASE B089

SIKAI CASE Portable Foldable Bluetooth Keyboard User Manual

Model: B089

Introduction

Thank you for choosing the SIKAI CASE Portable Foldable Bluetooth Keyboard. This compact and versatile keyboard is designed for seamless connectivity across multiple devices, offering convenience and efficiency for users on the go. Its unique foldable design and integrated numeric keypad make it an ideal companion for laptops, tablets, and smartphones.

This manual provides essential information on setting up, operating, and maintaining your keyboard to ensure optimal performance.

What's in the Box

Contents of the SIKAI CASE keyboard box including the folded keyboard, USB cable, and user manual.

Image: Contents of the SIKAI CASE Portable Foldable Bluetooth Keyboard packaging.

Setup

1. Charging the Keyboard

Before first use, fully charge the keyboard. Connect the provided USB-C cable to the charging port on the keyboard and the other end to a USB power source (e.g., computer USB port, wall adapter). The charging indicator light will illuminate during charging and turn off when fully charged.

Close-up of the SIKAI CASE keyboard showing the USB-C charging port and a charging cable connected.

Image: Connecting the USB-C charging cable to the keyboard.

2. Powering On/Off

Locate the power switch on the side of the keyboard. Slide the switch to the "ON" position to power on the device. To conserve battery, slide the switch to "OFF" when not in use.

The SIKAI CASE foldable keyboard in both open and closed states, highlighting its compact design.

Image: The keyboard in its open and folded configurations.

3. Bluetooth Pairing

The keyboard supports Bluetooth 5.1 and can connect to up to three devices simultaneously.

  1. Ensure the keyboard is powered on.
  2. Press the Fn key and the C key simultaneously to enter pairing mode. The Bluetooth indicator light will flash.
  3. On your device (laptop, tablet, smartphone), enable Bluetooth and search for available devices.
  4. Select "Bluetooth 5.1 Keyboard" from the list of found devices.
  5. Once connected, the Bluetooth indicator light on the keyboard will stop flashing.

To pair with additional devices (up to three), repeat steps 2-5, using Fn + A (BT1), Fn + S (BT2), or Fn + D (BT3) to select the desired Bluetooth channel before entering pairing mode with Fn + C.

Diagram showing Fn key combinations for pairing with Device 1 (Fn+A), Device 2 (Fn+S), Device 3 (Fn+D), and Match Code (Fn+C).

Image: Bluetooth pairing key combinations.

Video: Demonstrating the folding, charging, and Bluetooth pairing process for the SIKAI CASE keyboard.

Operating Instructions

Switching Between Devices

Once paired with multiple devices, you can switch between them instantly by pressing Fn + A (BT1), Fn + S (BT2), or Fn + D (BT3). This allows for quick transitions between your laptop, tablet, and smartphone without re-pairing.

Diagram showing how one keyboard can connect to three different devices: tablet, notebook, and desktop.

Image: One keyboard for three devices, illustrating multi-device connectivity.

Special Function Keys

The keyboard features various function keys that can be accessed by pressing the Fn key in combination with other keys. These functions may vary slightly depending on your operating system (iOS, Windows, Android, MacOS).

Table illustrating Fn+Shift key combinations for various functions like Home Page, Search, Select, Copy, Stick, Cut, Pre-Track, Play/Pause, Next, Mute, Volume-, Volume+, and Lock.

Image: Fn+Shift key combinations and their corresponding functions.

Energy Saving Mode

To conserve battery, the keyboard will automatically enter sleep mode after ten minutes of inactivity. To wake it up, simply press any key.

Maintenance

Close-up of a keyboard key showing UV coating protection.

Image: UV coating protection on keyboard keys for durability.

Troubleshooting

If you encounter issues with your SIKAI CASE keyboard, please refer to the following common solutions:

ProblemSolution
Keyboard does not power on.Ensure the power switch is in the "ON" position. Charge the keyboard fully using the provided USB-C cable.
Cannot pair via Bluetooth.
  • Ensure the keyboard is in pairing mode (Fn + C).
  • Make sure Bluetooth is enabled on your device.
  • Move the keyboard closer to your device.
  • Forget "Bluetooth 5.1 Keyboard" from your device's Bluetooth settings and try pairing again.
  • Restart both the keyboard and your device.
Keys are not responding or typing incorrectly.
  • Ensure the keyboard is fully charged.
  • Check Bluetooth connection stability.
  • Restart the keyboard and reconnect.
  • Verify that the correct operating system mode is selected if applicable (though this keyboard auto-detects).
Keyboard disconnects frequently.
  • Ensure the keyboard is within the effective Bluetooth range (typically 10 meters/33 feet).
  • Minimize interference from other wireless devices.
  • Ensure the keyboard is fully charged.

Specifications

FeatureDetail
BrandSIKAI CASE
Model NumberB089
Connectivity TechnologyBluetooth 5.1
Compatible DevicesLaptop, PC, Smart TV, Tablet, Smartphone (iOS/Windows/Android/MacOS/HMS)
Number of Keys81
Special FeaturesFoldable, Rechargeable, Numeric Keypad, Multi-device connection (up to 3)
Battery TypeLithium Polymer (included)
Charging PortUSB-C
Product Dimensions (Folded)15 x 9.8 x 1.98 cm (5.91 x 3.86 x 0.78 inches)
Product Dimensions (Open)30 x 10 x 1 cm (11.81 x 3.94 x 0.39 inches)
Item Weight220 g (7.76 ounces)
ColorGray
ManufacturerHangZhou HangKai Technology Co.,Ltd
Country of OriginChina
Diagram showing the dimensions of the SIKAI CASE keyboard when folded and unfolded, and a comparison with an iPhone 12 Pro Max.

Image: Keyboard dimensions and size comparison.

Warranty and Support

For warranty information and customer support, please refer to the documentation included with your purchase or visit the official SIKAI CASE website. If you encounter any issues not covered in this manual, please contact SIKAI CASE customer service for assistance.

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