5.5 x 2.5mm Male to for Big Square USB Female Plug Power Adapter For Lenovo Thinkpad / ThinkBook / Xiaoxin (Black)

1. 5.5 x 2.5mm male to big square female laptop power adapter. 2. Small size and easy to carry. 3. Product material: PC + metal. 4. Product size: about 51x18x11mm. 5. Weight: about 11g.