Does it need batteries to work?

No. The hand crank and solar panel generate power directly, so it plays without batteries or mains power. Batteries, if used, are a backup rather than a requirement.

Does it receive NOAA weather alerts?

This model lists only AM and FM, so it does not tune the NOAA weather band. If weather alerts matter, look for a radio that explicitly lists NOAA channels.

How long does cranking give you?

Crank time per minute of listening varies by model and volume, and this listing gives no figure. Expect short sessions from a minute of cranking, and treat it as a news check rather than all-day listening.

Can it charge a phone?

No USB output is listed for this model. Many emergency radios in this class include a USB port for phone top-ups, so confirm before buying if that matters.

Is it good for camping?

Yes for news and weather checks off-grid, since it needs no power source. It is light and simple, but the thin speaker and slow solar charging limit longer use.