handheld pos 3d model

Create a highly accurate, realistic 3D model of a modern handheld POS payment terminal, model name F210. The device is an industrial electronic product with strict proportions, not a concept design. Rectangular body with rounded corners, slightly tapered sides, plastic matte housing. Front face includes a touchscreen display with thick bezel, physical keypad with rubberized buttons, numeric keys and function buttons. Top area includes card reader slot. Bottom includes charging port and subtle vents. No branding, no logos, no text. Neutral dark gray plastic material. Real-world scale, clean topology, correct symmetry, no stylization. Match the exact shape, proportions, button layout, screen size, and edge curvature shown in the reference images. This model is for product visualization and CAD-style accuracy, not artistic interpretation.