All modern smart phones have a magnetic sensor built-in. With a special application, you can easily turn your phone into a metal detector.\r
\r
\r
\r
Facebook: \r
Twitter: \r
Google+: \r
\r
---Song---\r
\r
Elliot Berger - The Nameless [NCS Release]\r
\r
Follow Elliot Berger:\r
Like \r
Listen \r
Subscribe \r
Follow \r
\r