... housing and green or red,purple cover pcb mount push button switch, push switchFeatures:1) Max. rating current and voltage1A, 250V AC2 ... ) Insulate resistance: ≥1,000mΩ4) Dielectric strength: 1,500V5) Electronic life (cycles): 10,000 6) Action: alternate, moment;7) Cap colors ... ),balck(B)8) Work temperature:-10~50oC pcb mount push button switch