Premium studio product photography of a modular magnetic LED desk lamp on a warm gray tabletop, composed of a slim matte black base, two adjustable satin aluminum light bars and small magnetic connector pieces arranged neatly beside it. Landscape 4:3 e-commerce hero composition, three-quarter product angle, the lamp switched on with a soft directional glow, accessories placed in the foreground to show the modular system. Materials include matte black anodized aluminum, brushed silver metal, frosted diffuser and subtle rubber feet. Controlled studio lighting, soft shadows, clean background, realistic proportions, high-end desk accessory mood, no readable text, no logos, no watermark, no distorted geometry.