ITEM NAME:5Pc 16mm Momentary Metal Push Button Switches IP67 Waterproof 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 Included: 5 Pieces Metal Momentary Push Button Switch NO Normally Open.Protection Degree: IP67. - Material: brass.