Universal Desk Mount - ideal for most tablets and smartphones with diagonals from 4.7" to 11" that weigh up to 2.2lbs Extendable - two-end expandable bracket with inner length from 5.31" to 7.48"; arm length, 7.9"&6.6" (200mm&167mm); clamp-style base, clip from 0.4"-3.19" All direction - 360° rotation holding bracket with 180°swivel arms to meet any viewing angle Humanized - reserved charging port to charge while using, hands free for reading, watching movie, etc. Stable and durable - premium aluminum foldable frame for durability and easy portability, non-slip silicon bracket for firm grip