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650nm 5V Laser Sensor Module for Arduino With Demo Code 
Features:
Dot laser
Operating voltage 5V
Power 5Mw
Wavelength 650n m
OD 6mm
 1 This 5V laser module is very easy to use.
 2 Do not point the laser your or anybody elses eyes.
 3 The laser is not a toy, do not give it to children.
 4 When using a laser special goggles should be worn, for the invisible laser, this point is particularly important.
 5 Do not point the laser at vehicles, aircraft and other transport vehicles.
 
ARDUINO test code:
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
 } 
 
Package Included:




