Product Name: 650nm 5mW Red Laser Line Module Focus Adjustable Laser Head 5V
Parameter:
Output: red
laser straightly (650nm) size:?
12x35mm cable lenth: about
135mm working voltage: 4.5 -5V
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