[JackMorgan]

What about the Palm phone? It's waterproof, 2oz, and has a feature that cuts power to the cell and wifi chips when the screen is turned off, so no calls or texts until you turn it back on. I love it as my daily driver for a year now.

https://palm.com/

[ergocoder]

If the battery life can stay the whole day, I will buy.

I think it's like 5h max