1Pc 1/2'' water flow sensor control effect flowmeter hall 1-30L/min for Arduino

Battery Included：No High-concerned chemical：None Model Number：Water Flow Sensor DIY Supplies：Plumbing Brand Name：ZLinKJ Origin：Mainland China Certification：NONE Unit Type：piece

Battery Included: No High-concerned chemical: None Model Number: Water Flow Sensor DIY Supplies: Plumbing Brand Name: ZLinKJ Origin: Mainland China Certification: NONE Unit Type: piece