The Promet NEF30-DGXY is a 30mm push-button switch with one position, normally closed and normally open contacts, and an IP56 rating for protection from dust, dirt, and water. It is a bright yellow switch, designed for incorporation in simple electrical circuits. It is resistant to exposure to temperatures between -20°C and +55°C and has an electrical rating of 250VAC for 10A, making it suitable for use in a range of applications.