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I2C signal output
password is: 12345678
but works quite well from 2KHz to 10KHz
low-cost and robust touch interfaces
the sensitivity of TTL output can be adjusted by the on-board potentiometer
220V Liquid Water Level Sensor fan I2C signal outputA float switch is a device used to sense the level of liquid within a tank. The switch may actuate a pump, an indicator, an alarm, or other device. Use them with hydroponics, saltwater tank, freshwater tank, gardening, aquariums for power head control, pet bowls, fish tanks, filtration, heating, pumps, ponds, basement alarms, boats, air condition drain pans, pressure washers, carpet cleaning mach., reef aquarium, fluid control, ice machines, coffee