Ith: 10A;Selector Switch Mode: 3 Position on/off/on;Overall Size(not include button): 7.5 x 7 x 6.3cm/ 3' x 2.8' x 2.5' (L*W*H) Switch Knob Dimeter: 2.5cm/1';Mounting Hole Diameter: 5mm/ 0.2' C