fitness tracker 3d model

Ultra-realistic 3D product render of a slim black fitness tracker with a narrow rectangular display and rounded edges. Matte black silicone strap seamlessly connected to the main body. Slight curvature along the band. Edge-to-edge glossy glass screen. Minimal bezels. Display shows digital time (10:09), heart rate 78 bpm, steps counter, battery indicator, colorful modern UI icons. Soft studio lighting, high reflections on glass, physically accurate materials, PBR textures, 4K, product photography style, front angle view.