Uxcell 50 x DC Power Supply Jack Socket Adapter Female Connector, 5.5mm x 2.1mm Product Name : Power Jack DC Socket; Model : DC051 Type : 2.1x5.5mm Socket; pole Number : 3 Size : 18 x 11 x 9mm/0.7" x 0.43" x 0.35"(LWT);Materials : Metal, Plastic Color : Silver Tone, Black, Gray; Weight : 68g Package Content : 50 (+-2%)Pcs x Power Jack DC Socket