Two Knuckle Adjustment.
Adjusts the LCD screen up and down, the LCD screen can be rotated 360 degrees.
Firmly fix onto the wall.
VESA mounting standard 75 x 75mm (2.9 x 2.9 in) or 100 x 100mm (3.9 x 3.9 in)
Holds LCD screen up to 15kg (33.0 lbs)
Dimensions : 120 x 80 x 76mm (4.7 x 3.1 x 2.9 in)