MICRO SWITCH™ Rocker Switches: Power Duty TP Series, 4 Pole Double Throw (4PDT) 3 Position, Special Circuitry (On - On - On), Step-Base Screw Terminal, Flush Panel Mount, Includes Removable Rocker Button, Translucent White Acrylic With Side Surface Finish Of Dull Instrument Black
一个简短问题——不到 10 秒即可完成。