10 Pcs BEM38-11D Self Reset Flat Head Button Switch Circuit Control with Light (Green Light) Features: There are 4 kinds of button switch of different indicator light colors for you to choose from. Long service life.The mechanical service life is 5000000 times and electronic service life is 500000 times. The indicator light is powered by 220VAC power source. The contact material is silver alloy of low resistance and high electrical conduction. Specification: Model:BEM38-11D Ui:AC660V Working Current:10A  Function:Self-Reset Contact Mode:1 on 1 off Installation Hole Diameter: 22mm/0.87in Rated Heat Current: 15A Contact Material:Silver alloy Contact Resistance: 50ohm Insulation Resistance: 50Mohm Mechanical Life:5000000 times Electronic Life:500000 times Size:82 x 35 x 29mm / 3.23 x 1.38 x 1.14in Package List: 10 x Button Switch