24 Watt Solar Energy System with Xantrex XPower300 Upgrade: noneupgrade to add additional 24 Watt Solar Panel(+245)upgrade to 40 Watt BP Solar Panel (+115) Upgrade: noneupgrade to Xantrex 300 Plus with compressor(+20) This is a terrific, well designed solar backup power product that can provide temporary power to a wide variety of electrical products. We've put the system together with our best 24 Watt Sol-Charger solar panel. This system can even jump-start your car or truck in an emergency (I know, I've tried it!). Includes: 20 Amp-hour AGM Sealed lead acid battery. 300W DC to AC Xantrex inverter (115V AC) with 1 outlet. DC outlet. LED battery capacity indicators. AC wall charger, DC charging cable for car charging. 12V - 2 tube fluorescent emergency light. Emergency car jumper cables. Measures about 12" tall X 12" wide X 4" deep. Includes our 24 watt Sol-Charger solar panel. We'll configure the correct plug to the solar panel cable, so you can just plug in the solar panel, plug-n-play! The cords together measure approximately 9' long from the solar panel to the Xantrex Powerpack unit. The Xantrex XPower 300 has a 12V battery that holds about 250 watt-hours of energy. Ten (10) hours of sun with the 22 watt panel would add 220 watt-hours to the battery. Using a vehicles DC output or lighter, the unit will charge in 2-4 hours. AC charger charges in up to 40 hours (500mA). This solar backup power unit will power a: Clock Radio for 20 hours. Included Fluorescent emergency light for 25 hours. 5" TV for 8 hours. 12" TV for 3 hours. Laptop computer for 6 hours. Cellphone for 36 hours. Great for backup power while camping or emergency power when grid power is not available. XPower is built by Xantrex, the maker of Trace inverters, who has built a reputation for their high quality products. Weighs about 17 lbs., solar panel weighs about 4 lbs. This emergency power system will give you enough emergency home power or emergency backup power and we connect the best solar panel for the xantrex power systems out there! We have access to the best Xantrex inverters and Xantrex powerpacks to give you emergency lights that will run through any loss of power!