Made of metal material, strong, durable, wear-resistant, and resistant to aging. Inductive proximity switch sensor with a detection distance of 5mm. Fast response speed, high reliability, and strong anti-interference capability. When a metal object is near the sensing area, the inductive proximity sensor enables non-contact, no-pressure, spark-free operation and quickly sends a signal. Widely used in machine tools, metallurgy, chemical, textile, and printing industries. Specifications: Material: Metal Size: 12x12x50mm / 0.47x0.47x1.96 inches Package Includes: 1 Piece Inductive Proximity Switch Note: Please allow 1-3 cm (0.39-1.18 inches) size variation due to manual measurement. Weight may vary by 3-5 g (0.007-0.01 lb / 0.11-0.18 oz) depending on color. Colors may appear slightly different due to lighting and screen settings. Thank you for your understanding. We wish you a pleasant shopping experience!