Please refer to the link for Weapon Detection Product Dimensions and Space Planning or you can download it from the below attachment. Learn how power requirements like 1 -15 amp circuit is needed and 4 outlets total to keep safe from trip hazards. 1 outlet per pole and Tablet four in total outlets will be needed. If running off batteries you will have up to 6 hours before having to swamp out power at any given time.
Please see PDF or link above for more details on Weapon Detection Product Dimensions and Space Planning