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Review: 3M MP220 Pico Projector

At a Glance

(1 items)

At a Glance

The 3M MP220 delivers high-resolution images at high brightness on battery power.

Price when rated: $446


  • High brightness, even on battery power
  • High resolution
  • Integrated storage, Android OS, and apps


  • Expensive and heavy for a pico projector
  • Remote and cables for video sources cost extra

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Damaged Lithium Ion battery explodes

Sep 17, 2014 12:00 AM

Japan's National Institute for Technology and Evaluation (NITE) tested a Lithium Ion battery about the size of one used in a cellphone. It was struck with a hammer then left on a work bench, unconnected from any apparatus. The result was explosive.


Damaged Lithium Ion battery explodes

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