Features Micro Switch Built-in micro switch, with double spring mechanism, longer mechanical life. Micro Switch Conduit design for easy wiring. Micro Switch Double-loop type limit switch,very popular. Strong structure, composed of zinc alloy and reinforced plastic. Micro Switch Small size, waterproof and oil-proof,high strength, high cost performance. Specification: Model ( Optional ): BM-8166, BM-8167, BM-8169 Rated voltage: 250V Rated current: 6A Structure type: Direct acting Contact resistance: 25MΩ Insulation resistance:100MΩ Contact type: 1NO + 1NC Shell material: Zinc alloy + reinforced plastic Operation head material: metal Package weight: Approx. 133g/4.7oz   Package list: 1 * Micro Switch 1 * Pack of Screws Package List