SPERAS EST Review. Tactical EDC?

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TimMc's picture
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Location: Melbourne, Australia
SPERAS EST Review. Tactical EDC?

SPERAS kindly provided the EST for review.

Here is my review:

I replaced the VEML7700 sensor with a TSL2591 to improve the accuracy of my lumen tube. The VEML7700 was struggling to be accurate over 1200 lumens (reporting lower values).