New G1/2" Water Flow Controller LCD Display + Solenoid Valve Gauge + Flow Sensor Meter Counter Indicator    features         100% Brand new     Easy to install,size is small.     Can connect to flow sensor,temperature sensor,solenoid valve.monitor gases,liquid flow.quantitative flow control,total flow alarm.     Monitor real-time flow rate.     Display temperature of the liquid.need to extra add temp sensor.     Control quantitative flow.when flow reach to the presetting flow,system will output signal to solenoid valve(ON/OFF).     Monitor total flow,total flow alarm.     Password can protect setting value.     When flowmeter is working,faucet dynamic display.        specifications:        Working volt: DC24V±8V/1A     Flow range:1-30L/min     LCD size:3”,built-in backlight.     Viewing Angle:0-120 degree.     Solenoid valves working voltage:DC12V/0.3-0.5A(NC)     Controller case size:103x77x35mm,Controller cutout size:98x73mm.       come with     LCD flow display controller x 1     G1/2" flowmeter x 1     G1/2" solenoid valve x 1