1. Compatible with Nintendo Switch, Android devices, and Raspberry Pi 2. Supports firmware updates 3. Features a mode-switching button and 16 tactile function keys; supports Bluetooth connection to Nintendo Switch and Android devices 4. Supports button mapping via 8BitDo Ultimate Software (mobile version, keyboard mode only) 5. Designed for 2D gaming Controller compatibility: Nintendo Switch, Android, Raspberry Pi Keyboard compatibility: Windows 10/11, Android, iOS/iPadOS, macOS Connection methods: Bluetooth and wired USB Battery life: Up to 10 hours on a full charge; charges fully in 1–2 hours Color: Blue or light green Material: Plastic and silicone Dimensions: Approximately 72 × 40.7 × 14.1 mm Package contents: - 1 × Bluetooth controller - 1 × USB data cable - 1 × silicone lanyard Note: Product appearance, color, and printed characters may vary slightly between batches; such variations do not affect functionality. Note: Screen settings and lighting conditions may cause slight color differences between the product image and the actual item. Measurement tolerance: ±1–3 mm.