StoneTaskin CN-04XFVJ DNE40-CR For Dell Inspiron 3421 5421 Laptop Motherboard I3 I5 I7-3517U N13P-GS-OP-A2 2GB GPU Mainboard 850 G3 MOTHERBOARD (Otherwise it will burn the

(Otherwise it will burn the circuit board

6 inch 144Hz LCD Screen

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StoneTaskin CN-04XFVJ DNE40-CR For Dell Inspiron 3421 5421 Laptop Motherboard I3 I5 I7-3517U N13P-GS-OP-A2 2GB GPU Mainboard 850 G3 MOTHERBOARD (Otherwise it will burn theFor creating a good consumer experience, please confirm your laptop model and part number of motherboard before ordering. If this item is not compatible for your laptop,dont worry,just contact us. We are a professional store of motherboard,with most of the motherboards in stock. No matter what you want,we can provide the best one for you. There are some common questions customers asked,I really hope it can help you. 1. Q: What's about the