When cell towers go down—hurricanes, wildfires, grid failures—your smartphone becomes a paperweight. I learned this during the 2012 when Hurricane Sandy hit the East Coast and I had zero bars for days. Since then, I’ve tested satellite messengers, ham radios, CB radios, and GMRS handhelds to figure out what actually works when the grid fails. Top Pick After comparing the field, this is the one I’d spend my own money on. Amazon Check Price on Amazon → How I Evaluated These Devices I ha