Xantrex - Xpower Powerpack 600HD and Powerpack 300The heavy-duty XPower Powerpack 600HD delivers 600 watts of portable AC power with vehicle jumpstart, AM/FM radio and digital alarm clock. Powered by a rechargeable 28AH battery, the XPower Powerpack 600HD provides up to 600 watts of AC power. It can jump start a car, truck, boat or small RV. The system also operates a wide range of DC products. For smaller applications, the XPower Powerpack 300 provides you with power when and where you need it most. With 300 watts of AC power, an LED flashlight, a 250psi compressor and booster cables, the Powerpack 300 is the perfect companion in almost any emergency situation.