... ; - RoHs & CE approval; - Mass production, competitive price. Sensor Water Flow Switch/Sensor Series(CE,RoHS Certification approved)Operating Principle: FAST® magnetic ... magnetic reed switch and a movable magnet which is fixed inside the water pipe. When water flows in the pipe, ... .5AProduct application:water, other liquidsWorking Temperature Rating:T1:-40~105Lowest sensor flux:0.7, 0.8, 1.0, 1.5, ...