The Midland Base Camp XT511 combines a powerful FRS/GMRS two way radio with an emergency crank radio! The XT511 also features a flashlight, an AM/FM radio, and a NOAA weather alert radio. The Midland XT511 can be is perfect for emergencies, as it includes both an AC wall power adapter and DC vehicle adapter. The Base Camp XT511 can also operate on battery power (included rechargeable battery or 4 "AA"). The rechargeable battery can be charged using the AC/DC adapters, or by turning the Dynamo crank.