A 3D model of a cash register, featuring metallic and plastic materials, a modern commercial design, with a touchscreen display, physical keypad, integrated printer, and cash drawer. It has realistic textures and is suitable for retail store use.

A 3D model of an escalator, featuring black metal steps with yellow safety lines and handrails, in a modern minimalist design. It has low polygon count and high precision, suitable for shopping malls, airports, and metro stations.

A 3D model of a surveillance camera, featuring a polished white plastic casing and transparent dome lens, with a modern minimalist aesthetic. It has a high-definition lens and compact dome shape, suitable for security monitoring in indoor environments.

A 3D model of a mechanical device, featuring a circular top, central hole, and radial base, with a modern industrial aesthetic. It has a highly polished metallic finish, smooth surface, and is suitable for tech exhibitions and product design references.