Model Name: Surface Laptop 4 (15 inch) Accessories: ・Box ※ SSD included (256GB). [Detailed Information] CPU: AMD Ryzen7 CPU Model (Frequency): 4980U (1.8GHz) Memory (Type): LPDDR4x Memory (Standard): 16GB Included LCD Display Type: PixelSense Display Display Size: 15 inch Graphics Function: Radeon Graphics Maximum Resolution: 2496 x 1664 Storage Capacity: 256GB Bluetooth Version: 5.0 Wireless LAN: IEEE 802.11ax/ac/n/g/a/b Camera: Yes Touch Display: Yes Width: 339.5mm Depth: 244mm Height: 14.7mm Weight: 1.54kg TPM: TPM 2.0 There are scratches on the outside, please check the photos. Also, the rubber on the back is missing. [Malfunction Details] It does not start even when the power button is pressed. When the power button is pressed, a popping sound comes from the speaker for a moment, and then the power turns off. I am an amateur, so I do not know the cause of the malfunction. Please understand that this is a junk item before purchasing.