The SolarHome Wall Charger plugs into the Control Box of Biolite's 620 system (sold separately), allowing for a fast wall charge when the days have been cloudy, and the impending storm threatens an outage. With an 8-foot cord, this charger easily reaches the nearest outlet to give us a full charge in just 2 hours. Adapter plug for on-grid charging of BioLite's SolarHome 620 system8-foot cord length to conveniently reach the nearest outletGives Control Box (sold separately) complete charge in 2 hoursInput: 100-240VAC, 50-60Hz, 0.6A, ungrounded Type A outlet (US)Output: 12V, 2A, 4.5mm DC plugMaterialsyntheticIncludeswall plug, cordDimensions[cord] 8ftActivityweekend camping, casual, photography/mediaManufacturer Warrantylimited