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The L7805 / L7809 has internal current limiting
Product Images are shown for illustrative purposes only and may differ from the actual products
counterclockwise: yes
With over current protection
drainage and other walks of life level control and alarm
YF-S401 Water Flow Sensor 0.3-6L/min 8-channel The L7805 / L7809 hasWater flow sensor consists of a plastic valve body, a water rotor, and a hall effect sensor when water flows through, the internal rotator will change its speed with different rate of flow and hall effect sensor outputs the corresponding pulse signal. Use with laser cutters or CNC to measure if and how much water is flowing through laser tube or CNC spindle for cooling. Specifications Working Voltage: DC 5V~24V Maximum Working Current: 15mA @ 5V DC
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