uxcell 20Pcs Panel Mounting 3 Pin Solder 2.1mmx5.5mm Power Jack DC Socket Product Name : Power Jack DC Socket;Type : 2.1x5.5mm Socket Pin Number : 3;Size : 18 x 14mm/0.7" x 0.55"(H*D) Materials : Metal, Plastic;Color : Silver Tone, Black, Gray Weight : 31g Package Content : 20 Pcs x Power Jack DC Socket