But it requires being powered on and manually tuned into a local weather station to receive alerts. It has standard analog tuning of AM/FM/SW/7 preset NOAA weather channels. 5-WAY POWER SOURCES - The weather radios with multiple power backup options are the best choice.5 power sources including a hand crank, solar panel, and AC power to make it easier to keep the radio running during a prolonged situation w AC power is off.