Blue Light Pen

Description

Product Feature:
1. Body Color: Black
2. Output power: max<5mw
3. Power supply: 2 x AAA Batteries (Not Included)
4. Expected Life: over 5,000 hours
5. This high-quality laser pointer incorporates the latest technology in green laser optics and Microelectronics
6. Use your laser pointer to point at any desired targets, project screens, or video monitors, presentations.
7. museum and tour guides, point at the stars, and inspection