High quality Aluminum stand, LCD, durable and Steady, USB 2.0 interface, Most poplular and classsic model, 14 months Warranty! Technical Specifications for SC-L series cutting plotter:1. High quality Aluminum stands, more durable and Steady, high-grade.2. Serial port, USB 2.0 optional, support hot-swappable.3. Inertial rotating blade holder enables more accurate and high quality cutting.4. ...