The color green is the most perceptible color to the human eye. This makes the green laser perfect for applications where the beam must be observed, such as when demonstrating lenses, prisms or mirrors, or in long distance applications.

No batteries required and is USB rechargeable.

Specs:

• Output power <5mW,
• Wavelength: 532nm
• Class IIIa

Includes:

• High Quality Laser Pointer (Silver Casing)
• USB Recharge Cord
• 5 Laser Pointer Lens Variety of Patterns
• High Quality Gift Box
• Instructions