Arduino KY-008 Laser sensor module
Buy on Dealextream
 
 
KEYES ARDUINO laser transmitter module
Laser transmitter module, 650 nm (red), gives a small intens beam. Take care of your eyes, do not look direct into the beam.
Power consumption: 30 mA at 5 V
Pin layout
The module is labeled wrong, see below !!
Pin - = GND
Pin (middle pin) = not connected
Pin S = +5V
 

Routines source code:
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void setup ()
{
   pinMode (13, OUTPUT); // define the digital output interface 13 feet
}
void loop () {
   digitalWrite (13, HIGH); // open the laser head
   delay (1000); // delay one second
   digitalWrite (13, LOW); // turn off the laser head
   delay (1000); // delay one second
}
Colored by Color Scripter
cs
 
https://tkkrlab.nl/wiki/Arduino_KY-008_Laser_sensor_module