4Front panel detailUSB12V DC20A MAXRED = CHARGINGGREEN = CHARGEDCLAMPSREVERSEDPOWERFAULTACON/OFFBATTERYLEVELUSBON/OFF12439107 865Feature Description1 DC power outlet powers 12V DC appliances.2 USB status LED illuminates when the USB ports are turned on.3 Dual USB ports charge two USB devices simultaneously.4 Battery status LED illuminates when the Duracell ® Powerpack Pro ischarging (when an AC cord is connected to the Duracell ® Powerpack Pro’sAC cord input socket and plugged into the household (120 V AC) outlet.5 Battery level LEDs illuminate to indicate the Duracell ® Powerpack Probattery charge level:• Fully charged: All LEDs (two green, one yellow and one red) areilluminated when the battery is full• Completely discharged: Only the red LED is illuminated when thebattery is completely empty.6 USB On/Off switch triggers power to the dual USB ports.7 Battery level button triggers the Battery Level Full/Empty LED indicators.Press to view the battery charge status.8 AC On/Off switch triggers power to the two AC outlets.9 Power fault LED indicates when the Powerpack’s internal inverter is notfunctioning properly.10 “Clamps Reversed” LED illuminates when the jump-starting clamps areimproperly connected to the vehicle battery.