Attach two power adaptors per outlet. It can be used with any power strip or wall socket without blocking other outlets. Provides 12 Inches 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. Includes 4pc per pack. (Connectors: AC Angle NEMA 5-15P Male to 2 NEMA 5-15R Female; Length: 12 Inches)