A 3D model of a pedestrian crossing sign, featuring a red circular border, white background, black pedestrian symbol, and black-and-white striped pole, with a regulatory design. It has detailed 3D rendering and is suitable for road safety and pedestrian zones.

A 3D model of a deer crossing traffic warning sign, featuring a triangular red and white border with a black deer illustration, and a standardized safety aesthetic. It has low polygon count and precise detailing, suitable for road safety applications and driver warning. （类目纠正：traffic warning sign，原Other不准确，实际为交通警示标志）

A 3D model of a traffic sign, featuring a red circular border with two car icons (red and black) and a black-and-white striped pole. It has a clear, warning aesthetic, low polygon count, and is suitable for road safety applications.

A 3D model of a falling rocks warning sign, featuring a red border, white background, and black landslide illustration, with a standard traffic warning aesthetic. It has detailed 3D geometry and is suitable for roadside safety and traffic warning systems. Category corrected to: Traffic Warning Sign.