• High-performance automatic male masturbator model Dark Knight. • Features a digital screen for precise control of functions and modes. • Waterproof design allows for deep and safe cleaning. • Compatible with the Joyhub app for advanced features like remote control, video interaction, and custom DIY modes. • Intuitive control interface with physical buttons for power, intensity, and vibration modes. • Elegant black exterior finish with non-slip texture for a better grip. • Rechargeable system via included cable for greater convenience and sustainability.