1. suitable for 3.5-6.0 inch mobile phones 2. 360-degree surround vision creates a comfortable and immersive experience 3. Massive high-definition resources are free to send, 3D shocking blockbusters 4. Support direct viewing with naked eyes, free vision adjustment, and support myopia users below 600 degrees 6. Virtual IMAX giant screen theatber effect, 1050-inch sensory experience 7. Interpupillary distance adjustment: 60-70mm 8. Object distance adjustment: 38-48mm 9. Adapt to the degree of myopia: myopia below 500 degrees can be naked eye 10. Display size: 300 inches 11. Media format: MP3, AVI, WMA 12. Lens diameter: 40mm 13. Lens material: triangular PMMA 14. Horizontal field of view: 108 degrees 15. Handle power supply mode: 2 x AA batteries 16. Resolution: 720-1280P 17. Dimensions: 185 x 136 x 100mm 18. Net weight: 282g