5521 Female To 4017 Male Adapter DC Power Conversion Plug 5.5X2.1 Female To 4.0X1.7 Male

Product information:
Model: 5.5x2.1 5 to 4.0*1.7
Type: Adapter
Shape: round
Production process: injection
Plug name: DC adapter

Packing list：

Adapters X1