... -H1(24V3.0A) is Intelligent 3-Phase Charger for power battery Battery Charger Output Charging Current (limited current), Rating charging current is ... → red (indicates bulk charge) 3rd step, LED → green (means battery is ready to use and charge turns to float charge ... Characteristic Note, this chart is for 12V14AH battery, 2pc use, for other 12V battery, the charging time should be adjusted accordingly ...