QR Code Link to This Post ★ Powerful Sky Pen/Astronomy Laser - (5mW Output - 405nm Wavelength)
• Defined beam entire length of its range
• Adjustable lens focus (internal)
• Optically unlimited range
• Beam is visually best in the dark
• Excellent condition, used only occasionally
• Runs on two recharchable lithium batteries (Included)
• Dual-battery charger wall adapter (Included)
• Foam-lined, aluminum case (Included)
• Includes 3 lens attachments for pattern projection
• Legal by U.S. standards, including latest laws & regulations
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