FK1228
Attribute:
RAIN ALARM WITH LED
Categories : SERIES 12 SOLDERLESS STARTER KIT , SOLDERLESS STARTER KIT ,
This kit a rain detector circuit, working on the water falling on to the conductive strips on the PCB, which will set off an oscillator of the transistors is to turn ON the speaker and LED. After you wiped out the water on the conductive strip’s surface, the Speaker and LED are turned OFF.
Technical Specification
- Power Supply : 9VDC
- Current Consumption : 28mA.
- PCB Dimensions : 2 x 1.5 in.
