Technical& functions Sanding capacity Sanding surface Sanding plate, width 114 mm Sanding plate, length 226 mm Sanding sheet for clamping, width 115 mm Sanding sheet for clamping, length 280 mm Technical data Size of cushion 115* 280mm Rated Input Power 330W No-Load Speed 10000r/ min No-load orbital stroke rate 22000 opm Oscillating circuit diameter 2, 4 mm Rated Frequency 50/ 60Hz Rated Voltage 220~ 240V