... , NPT, BS, UN...7. Ambient Temperature: -10~70°C 8. Relative humidity: ≤80%9. Wire connection: white wire ,output signal red wire ... 50 bar the red light on switch lighted. TypeMatch Switch Relative Voltage4V 12V5V 12VCB02K3101/K20312VCB08JETTA system5VTESAG direct injection12V