1.brand:kenaida 2.Name:square head button 3.Certificate:CE,ISO9000 4. ... 000 for momentary Mechanical Configuration:latching&momentaryPushbutton Headround, mushroom, square, rectangular big square, big rectangularCap Colorsred, green, yellow, white, blueInput ... 18mm≥18mmSquare≥18mm≥18mmRectangle≥18mm≥24mmMushroom≥24mm≥24mmBig Square≥24mm≥24mmBig Rectangle≥18mm≥24mm square head button LED 1NO 1NC