Attach two power adaptors per outlet. It can be used with any power strip or wall socket without blocking other outlets. Provides 16inch of space to accommodate over-size adaptors. Angled designed free up those power outlets behind furniture or desk and eliminates bending cord. Ideal for UPS, rack mount outlets and for travelling situations. (Connectors:AC Angle NEMA 5-15P Male to 2 NEMA 5-15R Female)