Designed for use on 12v Flooded, AGM and Gel batteries.
• The LCD displays battery voltage when the button is pressed or when initially plugged in.• Display voltage range is 3 to 16V, resolution is +/-0.1 volt.• The red LED flashes when voltage is low.
GREEN: Battery Charged (Greater than 12.0V)
YELLOW: Battery is Low (11.6 to 12.0V)
RED: Battery is Discharged (Less than 11.6V)