Uxcell a12081400ux0299 4 Terminals Green LED Lamp Momentary Push Button Switch DC 3V (Pack of 2) Item Name : Push Button Switch; Poles : SPST; Action Type : Momentary Type Switch Working Voltage : AC 250V 3A;Lamp Voltage : DC 3V;Lamp Color : Green(LED Lamp) Switch Color : Black, Green; Pin Number : 4;Button Cap Diameter : 12mm/ 0.47" Mounting Thread Dia. : 15mm/ 0.6";Total Size : 18 x 30mm/ 0.71" x 1.2"(D*H);Material : Plastic, Electronic Parts Weight : 10g;Package Content : 2 x Push Button Switch