Feature:
Output: red laser straightly(650nm)
Size: approx. Φ12 x 35mm
Cable lenth: about 135mm
Working voltage: 3-5V
Current: 40mA (Max)

Application:

1. Sighting device for orientation
2. Laser test tools
3. Concentricity positioning
4. Medical equipment positioning
5. Production of signal equipment
6. Use for DIY or robots