Flashlights: Difference between revisions
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Revision as of 02:05, 14 August 2020
Challenges
Working without light or even without enough light can present serious challenges.
Approaches
LEDs make efficient use of power from batteries for production of light.
Parts
Tools
References
- LED Headlamp - nice reuse of bandana / handkerchief, upgrade to 18650 + recharging
