Materials ABS, Aluminium Alloy VESA Plate 75*75mm/100*100mm Tilt Adjustment -90/ +85 Swivel Adjustment -90/ +90 Rotation 360 Height Adjustment 4.7223.62 Inches Extension Adjustment 4.9219.69 Inches Height of Pole(Base Included) 12.2 Inches Tension Adjustable Lighter laptop/monitor: turn the screw clockwise(- direction) to reduce the tension; Heavier laptop/monitor: turn the screw counter-clockwise (+ direction) to increase the tension. Compatible Device 11-17.
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