This one here looks pretty ordinary lamp Mobile Lamp from the company Lite-On can burn two hours after you disconnect the electricity. The secret of such autonomy in general, is simple: a blank space in the glass flask employing batteries. To enable or disable such a lamp is enough to touch the copper parts of its surface. Mobile Lamp LED will be on sale next year, but its cost is still unknown. Explanatory video below.
liteon-bulb - Bulbs that can operate even without power (+ video)
Reviewed by blogger
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4:23 AM
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Reviewed by blogger
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4:23 AM
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