> For the complete documentation index, see [llms.txt](https://learn.arduinosa.co.za/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.arduinosa.co.za/sensor-kits/37-in-1-sensor-kit/laser-emitter.md).

# Laser emitter

![](/files/-MS2O-3bjtfIPZGe7Uce)

Red Laser module for direct connection to a 5 V supply. Connect the 5 V supply to the ‘S’ pin and ground to the ‘-’ pin. Transmission wavelength: 650nm