A 3D model of a road warning sign, featuring red border, white background, car and wave illustrations and a classic traffic sign, safety-oriented aesthetic. It has a clean, low-poly design and is suitable for road safety and traffic guidance.

A 3D model of a traffic warning sign, featuring a triangular red border, white background, and red, yellow, green circular symbols. It has a classic warning style with high detail, suitable for traffic safety scenarios and road design references. （类目纠正：原"Other"不准确，应为"Traffic Warning Sign"）

A 3D model of a cattle crossing warning sign, featuring red border, white background, black cattle illustration, and metal pole, with a clear, cautionary design aesthetic. It has highly detailed 3D model and is suitable for road safety warnings, traffic education, or 3D scene decoration. Category corrected to: traffic warning sign.

A 3D model of a right-pointing traffic arrow, featuring red and white color scheme with metal border, and a clean, modern aesthetic. It has low polygon count and is suitable for traffic guidance, road signage applications.