... -300Ah For all types of Lead-Acid battery &GEL battery7Battery Recovery Voltage(stage1)V dc19.4±0.2V DCIf the battery ... is Sulphated Battery Recovery Current(stage1)mA<200mA8Charging Current(stage 2)A9.5±0 ... 6 LED:Power on,Reverse, Battery OK,Charging , Battery weak,Recovery, 3LED:Model selected light 14Output Protect—Over Current Protection,Over ...