Features:

Multi-function DC Plugs for AC Power Adapter
34pcs detachable male plug tips that fit almost every standard DC power devices
Smart design for the connection between AC and DC power for almost every electronic device

Specifications:

Notebook Laptop Universa
Color: Black
5.5×2.1mm Jack to 34 Plugs
Used for external power source and on-board transformer

Note:

You can not connect your cellphone or laptop to AC power without AC Adapter.
These plugs are just fit your laptop or cellphone by dimension,but can not charging
your laptop or cellphone if the machine detect charging current by some method.