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Cheap Rain Detector Sensor

With the help of this Cheap Rain Detector Sensor you can sense the occurrence of rain giving you time to close your windows and be prepared for the rains. This sensor automatically triggers on when it senses any rain droplets on its Sensor placed outside the room and makes an alarm or buzzer to go on as soon as it senses it.


This gives early indications of rain so as to let you know the rain has started and its time to close your doors and windows. This circuit main feature is hat it consumes a very much less power as when it does not senses any rain droplets then it do not draw any current and almost remains in an off stage consuming very much less power and hence having a longer life for your AA batteries. The circuits are easy to build and can be installed easily without much difficulties as well. [read]

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