Chair Armrest Durability Tester is used to evaluate the vertical and horizontal loading resistance of the armrest. Stroke of force device 700-1100mm Length of force arm 23.6 inch Force loading 50lb-300lb, or specified Armrest height 500-900mm, adjustable Test speed 5-40 times/ min or specified Vertical platen à 127± 13mm Horizontal armrest fixed axis width less than 25mm Counter " LCD, 0-999, 999 times, 0-99 hours 99 minutes" Size of mainframe 2500* 900* 1700mm Size control cabinet 450* 380* 1250mm Weight 290kg Power 1., AC220V, 50HZ, 5A