The item shown is a handheld security metal detector, commonly referred to as a "Super Scanner".
Technology: It offers high sensitivity for detecting both ferrous and non-ferrous metals.
Features: Typical features include audible or vibrating alarms and low/high sensitivity settings.
Application: Designed for access control at secure areas like airports, malls, and schools.
Power: Usually operates on a 9V alkaline or rechargeable battery.