12V 30A Storage Battery Over Discharge Overfall Controller w/Sound-light Alarm Description: 12V 30A Storage Battery Over Discharge Overfall Controller w/Sound-light Alarm Specifications: - PCB size: 5.2cm*4.5cm - Main chip: LM358 - Suit for 12V storage battery. If voltage lower than 10.4V, will cut off battery output, Red inciator lights and buzzing. - Static current: 12mA(voltage is normal) - Dynamic current: 100mA(lower voltage) Features: - With sound-light alarm - With wiring t
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