1、Made of silver and yellow high quality materials, the 5.5mm * 2.5mm socket is an ideal replacement for breakage. 2、The power connector is ideal replacement, providing reliable connection and high matching degree. 3、Widely used. It is suitable for media player, MP3 player, MP4 player, audio and video equipment, AV equipment, notebook, mobile phone, mobile phone, smart phone, PDA, car audio, etc. 4、High quality and high safety coefficient, reducing accidental disconnection. 5、Simple operation. Plug and play, no require other redundant operations. Features: Made of silver and yellow high quality materials, the 5.5mm * 2.5mm socket is an ideal replacement for breakage. The power connector is ideal replacement, providing reliable connection and high matching degree. Widely used. It is suitable for media player, MP3 player, MP4 player, audio and video equipment, AV equipment, notebook, mobile phone, mobile phone, smart phone, PDA, car audio, etc. High quality and high safety coefficient, reducing accidental disconnection. Specifications: Material: Metal Color: Silver + Yelllow Outer diameter: 5.5mm / 0.22in Inner diameter: 2.1mm / 0.08in Length: approx.51mm / 2.01in Quantity: 5 Pcs Package Weight: 30g / 1.1oz Package List: 5 * DC Power Adapters Note: Please allow 0-1cm error due to manual measurement.  Thanks for your understanding.