ELEWIND 16mm Ring illuminated switch With illuminated power symbol   Part number:PM161F-10ET/J/B/12V/S Install diameter:16mm Switch rating: 2A/36VDC Shape: Flat head Function: Momentary (1NO) Terminal: 4 Pin terminal Crust material: stainless steel LED color: Blue (Other color you can choose:Red,Green,Yellow,White,Orange) Voltage: 1.8V to 220v (Other voltage all need connect outside resistance: from 2.8V to 48V) IP rating: IP65 Temperature: - 40 to 75 Degree