brand new and high quality
OOTDTY  
Features:
Clever use of the desk hole makes the desk clean and tidy, and improves work efficiency.
Manually press, lifting hidden extension hub, compact and light, not occupying space.
Built-in multiple protection functions, over-voltage protection, over-current protection, over-heat protection, short-circuit protection, etc., escort your charging process.
3 USB interface can be expanded at the same time, support multiple devices, high-speed transmission, stable operation, no stuck, no delay.
Support daily USB devices, such as keyboards, mouse, card readers, USB flash drives, mobile hard drives, USB fans, USB radiators, bank USB shields, USB cameras, etc.
Tips: The diameter of the table hole must be greater than 5cm.

Specifications:
Product name: USB Extension Hub
Material: ABS+PC
Power: 5V 2.1A
Size: app.80x67mm/3.15x2.64in
Optional Color: Silver, White, Black
Optional Plug Type: US Plug(110V), EU Plug(220V)
Quantity: 1set

Note:
Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!

Package includes:
1 x Extension Hub
1 x Power Adapter
1 x Manual
1bag x Screws(other accessories demo in the picture is not included.)