Compatible Models: For DELL Latitude 3420 E3420 RJ45 ^^
Package includes: Micro USB DC Port/Jack/Dock/Plug Charging Small Board Card with Dual-head 50PIN IO CABLE ^^ MPN or Part Number0F78FC 0C8JMG 450.0NF 09.0011 450.0NF 09.0001 ^^ Please carefully verify that the model or part number are completely consistent before purchasing. If the models are different, they are not compatible ^^ Easy for you replace your faulty, cracked or broken one, seller remind that you should replace this in the off state