Versatile Gift Option: Suitable for personal use, gifting to friends, promotional giveaways, prizes, or employee benefits. System Compatibility: Compatible with iOS systems and 10.9 (2022). 360° Horizontal Rotation: Allows full 360-degree horizontal rotation for flexible viewing. 180° Vertical Adjustment: Offers 180-degree vertical rotation for multiple angle usage. Ergonomic Key Design: Features high-quality scissor-switch ABS keys with concave ergonomic keycaps for a comfortable and responsive typing experience. Seven-Color Backlight: Includes seven-color backlighting for enhanced visibility and style. Pen Holder Design: Built-in pen holder for added convenience and functionality. Bluetooth Connection Method: - Turn on Power: Switch the power from OFF to ON. A blue indicator light will turn on for about 3 seconds before automatically turning off. - Activate Bluetooth Pairing: Press the Fn+C keys simultaneously to enter Bluetooth pairing mode. The indicator light will blink blue, indicating the device is ready to pair. - Connect to Device: Enable Bluetooth on your device, search for the keyboard (listed as " Keyboard"), and select it to connect. No password required. If connection fails, repeat the steps. Specifications: - Main Material: ABS Plastic - Number of Keys: 78 - Bluetooth Chip and Version: Bluetooth 5.1 - Battery: Built-in 450 mAh rechargeable lithium polymer battery - Standby Voltage: 3.0–5.0V - Key Life: 5 million keystrokes - Effective Use Distance: Up to 10 meters - Custom Logo: Available (contact customer service for details) - Product Dimensions: 25.3 x 19.2 x 1.7 cm - Product Weight: 675g - Working Voltage: 3.2–4.2V - Chip: Bluetooth 5.1