A 3D model of an escalator, featuring metal framework, black steps, and stainless steel handrails, with a modern minimalist aesthetic. It has highly detailed textures and is suitable for shopping malls, subway stations, and airports.

A 3D model of a shopping cart, featuring a metal frame, black handle and wheels, and a sleek modern aesthetic. It has low polygon count and clear structural details, suitable for retail scenarios.

A 3D model of a cash register, featuring a sleek black design with integrated touchscreen, keypad, and receipt printer. It has a modern functional aesthetic and is suitable for retail point-of-sale transactions.

A 3D model of an escalator, featuring metal frames, stepped treads, and handrails, with a modern industrial design. It has a low-poly structure, smooth surfaces, suitable for commercial/transportation spaces like shopping malls and metro stations.