Up for sale is Lenovo ThinkCentre M900 Modelmini-tower desktopwith Intel Corei5-6500It was stored in the original factory box as backup system. Don't need any more.
Opened two times: installed SSD and more RAM, and verified functionality before sale.It features 6th-generation Intel Core processors (Skylake), 12GB of DDR4 memory and two disk drives.Core Specifications

• Model:10FCS00K00
• S/N:MJ045US1
• Processor (CPU): Intel Core i5-6500 6th-generation Intel Core (Skylake), 3.2 GHz base, 3.6 GHz turbo.
• Memory (RAM):12GB DDR4
• Storage:256GB SDD with Windows 10 Pro and1TB Western Digital WD10EURX 3.5"HDDfor data.
• Graphics (GPU):Integrated Intel HD Graphics 530
• Operating System: Windows 10 Pro

Motherboard & Expansion

• MB Model: Lenovo IQ1X0MS
• Chipset: Intel Q170
• Memory Slots: 4x DIMM slots
• Expansion Slots:
  • 1x PCIe x16 (for graphics)
  • 1x PCIe x16 (x4 wire)
  • 1x PCIe x1
  • 4x SATA ports
  • 1x M.2 slot (for Wi-Fi/Bluetooth)
  • 2 USB 2.0 sockets (4 USB 2.0 ports)
  • 1 USB 3.0 socket (2 front USB 3.0 ports)
  • LPT port
  • COM port

Connectivity & Ports

• Front/Top Ports: 2x USB 3.0, 1x Headphone, 1x Microphone
• Rear Ports:2x DisplayPort, VGA, 6x USB 3.0/2.0, Gigabit Ethernet, Audio jack: Speakers, Microphone, Line-in,COM port.

Power & Dimensions

• Power Supply (PSU):350W
• Dimensions: 16" (H) x 7" (W) x 16.5" (D)
• Weight: ~18 lbs (approx. 8.2 kg)