Garretts Multi Zone walkthrough metal detector provides enhanced performance and special program selections engineered to meet the varying security requirements of schools, special events, government buildings, mass transit, entertainment venues, loss prevention, zoos, and more. This budget-friendly detector includes a bright LED display and a zone light array on each side that is visible in the brightest sunlight. The Multi Zones industry leading performance is enhanced by an Auto Setup function, 20 zones, and tamper proof circuitry. Operator adjustments are simple, thanks to the unit's intuitive menu design and slider bar feature. A 1.5 amp hour battery is included to act as a backup unit during power loss or accidental AC disconnection.