Features:

1. Aluminum frame opens on all four sides for easy photo and content changes.
2. Ultra-thin design under 20 mm, just 1/5 the thickness of traditional fluorescent light boxes.
3. Precision 45° corner joints for superior quality.
4. Available in multiple sizes, from ultra-thin to extra-large (up to 240 cm × 120 cm).
5. High-brightness LED delivers 2000–4000 Lux illumination.