Megawatt As A Battery Charger
What separates the Megawatt from old fashioned transformer manual battery chargers is it's adjustable voltage All the difference in the world for safety and accuracy The missing control is a timer...
Forum Discussion
MrWizard wrote:
the 'Grape Solar 40' PWM controller is rated for 40amps and voltage is completely adj via your android phone using bluetooth, via the app downloaded from them
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was $49 when i bought mine, i think they are now $79
available on Amazon and Home depot
Cool that you use your phone for the remote display !
$55 at HD and Amazon.
