About the product: The Push Button Switch is Momentary type, 1NO 1NC COM contact, 3 terminals switch, and is great for power button switch, LED switch, DIY Projects or any circuit controls.Good Choice for you:•This switch is made of sturdy material with copper nickel plating, good performance, durable in use for a long service time.•Distinctive and superior design, and with structural support to provide extra rigidity.Specification:Overall Size: 22 x 13.5mm (H*D);Mounting Hole Dia: 10mm/ 0.39";Uimp/Ith: 250V/3A;Rated voltage/Current: DC 30V/0.1A;Lamp Voltage: No Lamp Include;In the package of: 1pcs x Push Button Switch.Easy to install:The push button switch is easy to install and does not require particularly complicated operations.Tips: Before installation, please make sure to turn off the switch.