... fixing size used in instrument, and automation control. push button switch(switch, push switch)Features:1) Max. rating current and voltage1A, 250V AC2 ... : ≥1,000mΩ4) Dielectric strength: 1,500V5) Electronic life (cycles): 10,000 6) Action: alternate, moment;7) Cap colors: red (R ... (B),orange(A),white(W),balck(B)8) Work temperature:-10~50oC pcb push button switch