Product Code: 5430882
Availability: In Stock
$24.99
Ex Tax: $24.99

Product Description

Note: This is a DIY kit, you need to assemble it, easy to install, not supply instructions.

Working principle:

 
When no light hits the photosencatalog/productive resistor, the transistor turns on and the buzzer gets the power to start tweeting. When there is light on the photosencatalog/productive resistor, the transistor is turned off, the buzzer is powered off, stop tweet. Transistor used here as an electronic switch.
 
Feature:
 
Laser: 5mw
Working voltage 3V
 
Package includes:
 
3 x DIY Infrared Laser Kit









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