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Here is a simple wearable device that helps you see better in the dark: the I-Sight Night Vision Task Lights are ear-mounted and allow you to toggle between a white LED beam to a green night vision light. The LED module features a parabolic reflector and precision focusing lens. The battery life lasts for months. These night vision lights could prove useful for astronomers, photographers, engineers, and everyone in between. Sets you back under $16.
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