Eyourlife Universal 300PSI Pressure Transducer Sender Solenoid for Oil Fuel Gas Air Water B2 Performance Guarantee pressure range: 3 MPA Works for oil,fuel,diesel,gas,water,air pressure Package Include: 1 X Pressure Transducer Output: 0.5V  4.5V linear voltage output ****Supply voltage:5 VDC,Tips: notice the pressure range 300PSI and not use it with higher pressure.