Ambient Temperature: -40°C~+55°C *Power: AC220V±20% (50±1Hz) *Flow rate: 2-30 m3 /min (standard state) *Mass flowmeter accuracy: ±0.5% *Working pressure: ≤25MPa *Density preset range: 0.5000-0.9999kg/m3 *Unit price range: 0~9999, 0~999999 (changeable) *Single range:1~9900.00,1~999900.00 (changeable) *Accumulative range: 0~9999999999.99 *Electronic Calibration. *Printer (option). *Fueling times limit function. *Stop fueling by integer sale. *Can set the decimal point for the display, so can be used in many country with different currency rate. *Leaves the communication ports, so it can communicate with the gas station management system.