KJT double circuit type travel switch, stable and reliable, small size and economic use ■ Zinc alloy and reinforced plastic composition, solid structure ■ IP65 grade protection, waterproof, oilproof and dustproof structure; ■ Built-in microswitch has a double reed design structure, long mechanical life ■ For drip-proof, splash-proof occasions, such as three-dimensional garages, CNC machine tools, printing machinery, etc..