ITEM NAME:5 Pieces 16mm High Round Metal Push Button Switch Momentary Reset Copper Contact Description: Momentary type, 1 NO contact, 2 screw terminals. This metal push button switch is suitable for 16mm diameter mounting hole. IP67 Waterproof IK10 explosionproof protection: rustproof, can be used in wet or dusty environment. Application: Automatic equipment, industrial equipment, robot, industrial equipment, motorcycle horn button etc. Easy to Install: Screw clamp type terminals, don't need to solder. Specification: Contact points: Copper Install diameter: 16mm Head Type: High Head Momentary Type: Push and Hold - ON, Release – OFF Total Length: 21mm/0.87inch Terminal Type: Screw Protection Degree: IP67 Explosion-Proof level: IK10 Current Rating: 3A Operating Pressure: 4Na Working Humidity: 45-85 Shock resistance: > 10g Seismic resistance: 50hz Amplitude: 1.2 mm Material: brass Operation Temperature: -15℃ - 80℃ Package Includes: 5 Pieces Metal Momentary Push Button Switch NO Normally Open SKU: DMO0013423973003215.Head Type: High Head. Material: brass.