The FreeCharge Weza's internal battery can be charged from either an AC or DC source, a solar panel or wind turbine rated for a 12 volt system (30w minimum watt rating recommended), or by using the step treadle. It will accept 110V to 240V AC or DC inputs from 10.7V to 21V.

The FreeCharge Weza has an output rating of 400 amps and can jump start a wide range of motorized equipment (heavy duty jumper cables are included).  It can also be used to power electronic equipment including navigation devices via its 12V DC cigarette lighter output socket.  The FreeCharge has foldable stabilizers, making it easily portable and able to be stowed neatly away.

• Dimensions: 8.6" wide x 18" long x 11.4" high (220mm x 463mm x 290mm
• Weight: 17.8 pounds (8 kg)
• Battery: 7ah sealed lead acid battery
• Manufacturer Warranty: 2 years