Versatile Gift Option Perfect for personal use, gifting to friends, promotional giveaways, prizes, or employee benefits. System Compatibility Compatible with iOS systems, Air 11 (2024, 2022, 2020), and Pro 11 (2022, 2021, 2020, 2018). 360-Degree Horizontal Rotation Allows full 360-degree horizontal rotation for flexible viewing. 180-Degree 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 Integrated pen holder for added convenience and practicality. Bluetooth Connection Method 1. Turn on the power switch from OFF to ON. A blue indicator light will turn on for about 3 seconds before automatically turning off. 2. Activate Bluetooth pairing by pressing the Fn + C keys simultaneously. The indicator light will blink blue, indicating pairing mode. 3. On your device, enable Bluetooth in settings, search for the keyboard listed as " Keyboard," and select it to connect. No password required. 4. 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: 50 million keystrokes - Effective Use Distance: Up to 10 meters - Custom Logo: Available – contact customer service - Product Dimensions: 25.3 x 19.2 x 1.7 cm - Product Weight: 675g - Working Voltage: 3.2–4.2V - Chip: Bluetooth 5.1 version