These are the two types of button battery most used in my household. I bought them at the flea market because everybody knows that the hands of underfed prisoners and/or children make better batteries, because they're so small. (Yay! Olympics! Look the Other Way, USA!)
![](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_snbrsJolnvsNAKqlzazdQYY_dfpjX2OsyYp75Idt0A96Oqy6e-nyATKvAJ0t0qy8MGIFZRD4AMN0ZDsRzw_bcd1RQiwdNtF5hvjszg6rWmlAjYSUWK=s0-d)
But then I noticed this:
![](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_tb5XcQ1Dv5FEIY593YoaYnYken5OtJhslHSgYW2lHgqOmzG0Sm6uTdkGCZRHJlXVfqWnkGC0wlNUCiNlK1GDTbXcBAvsA04gTeME5rHmCKiD5KVofUvIQn=s0-d)
WTF?!?
I want a "Cellular phone call detector watch" Because what if I can't see hear or feel my call alerts in my actual phone?