brand new and high quality Features: Made of high quality metal, it is solid, durable, good conductivity and high performance, long service life. This socket can be applied power supply or charger socket, and makes it work properly. Works with the male plug with inner diameter: 2.1mm, outer diameter: 5.5mm. It comes with pairs, easily to install. Great tool for DIY. Socket set only, other accessories demo in the picture is not included! Specification: Material: Rubber, Metal Optional styles: A/B/C/D Size: app.5.5 x 2.1mm/0.22 x 0.08in Color: Black Quantity: 1 Set Note: No retail package. 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: 10 pairs x Power Supply Jack Socket Made of high quality metal, it is solid, durable, good conductivity and high performance, long service life. This socket can be applied power supply or charger socket, and makes it work properly. Works with the male plug with inner diameter: 2.1mm, outer diameter: 5.5mm. It comes with pairs, easily to install. Great tool for DIY.