... people .Easy to assemble WALK THROUGH METAL DETECTOR MODEL:WE-003 ( 6-33 zones) Technical parameterElectric current: AC100V~240V/ ... when power off.PVC material and Control unit on the top, waterproof, moisture-proof and cooler.Integrated and modularized ... magnetic floppy, recording tapes, etc.ApplicationWalk through metal detector WE-003 is popular used in Airport, banks, Embassies, Jail, Entertainment ...