Non-affiliate links:
IF19 on Sofirn official web: https://www.sofirnlight.com/products/...

IF19 on Amazon: https://www.amazon.com/dp/B0BQRKHHTF

Contents
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00:00 - Intro
00:25 - Size Comparison
01:58 - What's in the Box?
03:01 - Ergonomics
03:36 - Battery & Charging
04:22 - UI
07:51 - Alternative UI
08:29 - CCT & Lumen Test
10:47 - Beamshots
12:52 - Conclusion