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For the term "6 volt simple emergency light diagram 20w with 2n3".

Solar powered emergency light

LED Driver: SEC-18.1. Charge Controller: SPC3 cirkit charge controller Auto-on load add-on circuit Adjustable cutoff, load-on, load off No relays www.cirkits.com Light: Acriche 110v emitter. (Mouser) Energy Storage: 16.2v 500 Farad ultracapacitor bank…