Panel Hoist-board lifter -drywall lifter Plate support tilt 60 and swivel360 horizontally; Automatic brake Plate support expandable with3 positions Extensions retracted Spacing of 54 CM Spacing of 84 CM Load Height: 93.5 CM Max working height: 3.35 M (when you want to get about 4.7M height, you should use one 6ft extension bar to replace the 4ft in the body) Minimum working height: 1.35m Arm length: 90CM + support hook Maximum opening of xtensions: 2.92M Minimum opening of extensions: 1.25 M 3 wheels for steering 10CM (4")in diameter with brake OR 5" (12.5CM) NET Weight: 39KGS, GROSS WEIGHT: 41KGS