Low cost laser emitter with low power too. Quite easy to use, just power the laser with 4.5V according to wire color (Red for positive).
Features and Spec:
- Wavelength: 650nm (Red)
- Working Voltage: 4.5v (Better no more than 4.5v)
- Operating Current: less than 20 mA
- Laser Shape: Dot
- Working temperature: -10 °C ~+40 °C
