Digital LCD Display Water Flow Sensor Meter Flowmeter Totalmeter With 3/8" / 1/4" Turbine Flow HaiHuiLai Battery Working Meter ,Durable Build

Joint Pipe Bore Size:3/8" Coupling Type3/8:join Measurement Range3/8: Model Number3/8:Meter-S301 Working power3/8:Battery 1.5V x 3