Description: Metal material for long lasting durability. Working Tempersture Range: +40?; -25? Suitable for 50 Hz AC (60 Hz), voltage to 380 V / 220V circuit. Different color for two buttons, easy to recognize, good looking and convenient to use. Widely used in mechanical equipment, textile machinery, etc. Specification: Material: Metal Size: 82x43x46mm/ 3.23x1.69x 1.81inch Package Includes: 1 x Start Stop Switch