The Worst Advice We've Ever Heard About Gamma
https://www.evernote.com/shard/s682/sh/b2cfef23-1ac4-3661-057b-2747efe93492/d9355fccbaadd1a7ce3a246f9c205d59
This device was provided with 5-inch high-resolution colorful screen, it allows you to work with advanced professional functions and programs to detect underground targets with full control of the scanning properties