Control & Indicator Kits

This DC voltage booster circuit enables a 12 VDC source to be converted (stepped up) to a higher DC output voltage. This ...
Read more about the GSK-820 »
 
 
This circuit utilizes four LED's to indicate the level of moisture in the soil. An increase in the number of LED's ...
Read more about the GSK-908 »
 
 
This circuit generates a 10-30 KHz frequency that creates a sonic zone disturbing to mosquitoes. A piezo board creates the frequency ...
Read more about the GSK-918 »
 
 
This circuit utilizes resistance to measure dissolved solids in water. The more resistance the less conductive the water. And conversely, the ...
Read more about the GSK-944 »
 
 
This circuit is used to control the sprinkler water valve for watering plants and flowers automatically. It can measures three distinct ...
Read more about the GSK-947 »
 
 
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