Feature: *Working mode: Momentary Self-Reset, Press and hold, circuit is executed. Release, circuit is interrupted. Contact configuration: usually open ON/OFF. Used in a single circuit. *Contact Rating: Brass silver plated contacts rated at 250V AC 3A *Mounting: Installation gap diameter: Ф16mm, wiring method: screw feet. Maximum plate thickness: 5 mm *Reliable material: coloured aluminum and plastic base. 100,000 times electric lifespan within silver contact. *Protection: With IP65 grade and IK09 protection, waterproof and dustproof. This push button switch can work in humid environment but now not underwater. Specification: Product name: Mushroom button swap type: Momentary Self-Reset Installation gap diameter: Ф16mm Contact form: 1NO Wiring method: screw feet Maximum current: 3A Rated voltage: 3~220V Shell material: stainless steel Head color: red, green, blue, yellow and black Packing list: 1*Mushroom head push button change Note: 1. The genuine shade of the item may be barely diverse from the photographs shown on website brought on by many facets similar to brightness of your visual display unit and light-weight brightness. 2. Please allow slight handbook size deviation for the data.