The shell is made of great plastic material, waterproof and dust-proof. Brake function with double pole cut off. With light for daily convenience. Can be combined with overload protection switch to achieve under voltage and overload protection. Widely used in machine tools, large-scale power tools, garden machinery. Belonging to the safety switch, the device will not turn on after power off unexpectedly, need to press the green start button will turn on. Specifications Model: HY52 Shell Material: Plastic Color: As picture shown Type of current: A C Form: ON OFF Stylus shape: Rectangular Current / voltage: 20 / 12 A, 125 / 250 V Package Include 1 Pc x Switch Note: Please allow 0-1 cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.