How about a phone that uses power from a nearby cell tower? Sounds like a great idea, but you have to make calls. Might not work with texting. http://fortune.com/2017/07/09/battery-free-cell-phone/
How about a phone that uses power from a nearby cell tower? Sounds like a great idea, but you have to make calls. Might not work with texting. http://fortune.com/2017/07/09/battery-free-cell-phone/