Individual Output Connector- No bunching of too man wires on 1 or 2 power connectors Individual resettable fuse- If the wiring of One camera gets " short circuit" then its resettable fuse will activate while other cameras remain functional . And when cable short circuit is removed resettable fuse becomes automatically Ok . Individual Power Switch - So that you can OFF/ON the power supply for One Camera for servicing purposes. Individual Power Indicator- To indicate which camera power is ON or OFF Adjustable Output Voltage- Output Voltage can be increased for larger cable length Strong Cabinet - So that power cable connections cannot be tempered by unauthorized persons