The LYTRO ILLUM is 3.4 in x 5.7 in x 6.5 in (86 mm x 145 mm x 166 mm). If you're playing 21 questions, we'd say it's smaller than a breadbox.
The LYTRO ILLUM weighs 2.07 lbs / 33.15oz / 940grams.
* These specs may change slightly
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