About the product: The Push Button Switch is Latching type, 1NO contact, 2 terminals switch, fits for 12mm diameter mounting hole, and is widely used 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: 28 x 25mm/1.1" x 0.98"(L*Max.W);Mounting Hole Dia: 19mm / 0.75";(Rated) Voltage & Current: 250V 5A;Terminals Quantity: 2;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.