Relay? Really!
http://www.ebay.com/itm/DC-12V-200A-Relay-4-Pin-For-Car-Auto-Heavy-Duty-Install-Amp-Chargeover-/272145278288?hash=item3f5d1f6550:g:nvQAAOSwezVWzqCq
Forum Discussion
MEXICOWANDERER wrote:
How does one "control" an 800-watt LED light bar?
Some sort of PWM device for a dimmer, would be my guess. What the specs would be are for the EE's to determine, not me, outta my league when running 3.7V LED's, with no way of knowing the wiring for voltage, parallel or in series.
