Specification:
Colour: Black
Plug: DC5.5*2.1mm female head
Plug: For Microsolft Surface Pro 3, For Microsolft Surface Pro 4
Wire length: about 20 cm/7.87'' (including plug length)

Note:
Please allow 1-3mm differs due to manual measurement.
Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.
1 X DC5.5mmx2.1mm Female DC Plug Charging Cable