Used T590 in fair condition. Please check pictures.

Everything is tested working well. 

Processor 8th Generation Intel Core i7 Processor i7-8665U quad core 8 threads 1.9 GHz up to 4.8 GHz 8MB cache

Graphics Intel UHD Graphics 620 in processor only, supports external digital monitor via HDMI or Thunderbolt; supports three independent displays; Max resolution: 4096x2304@60Hz (Thunderbolt); 4096x2160@24Hz (HDMI)

Memory: 16GB DDR4, 16GB memory soldered to systemboard, 0GB in one DDR4 SO-DIMM socket

Display: 15.6" (396mm) FHD (1920x1080), anti-glare, LED backlight, WVA, 250 nits, 16:9 aspect ratio, 700:1 contrast ratio, 170° viewing angle no white spot, no scratch

Storage: 512GB M.2 2280 SSD PCIe NVMe, PCIe 3.0 x 4, 32Gb/s, SSD has 99% health.

Ethernet: vPro model: Intel Ethernet Connection I219-LM (Jacksonville)

WLAN: Intel Wireless-AC 9560, Wi-Fi 2x2 802.11ac + Bluetooth 5.0

Bluetooth 5.0 wireless, integrated in Wi-Fi + Bluetooth combo adapter

Dimensions: WxDxH: 14.40" x 9.76" x 0.75"; 365.8mm x 248mm x 19.1mm

Weight: 3.99 lb / 1.81 kg;

Media reader: MicroSD card reader

Ports: 

Two USB 3.1 Gen 1 (one Always On),

one USB 3.1 Type-C Gen 1 (with the function of Power Delivery and DisplayPort),

one USB 3.1 Type-C Gen 2 / Thunderbolt 3 (with the function of PD and DP),

HDMI 1.4b, Ethernet (RJ-45), nano-SIM card slot (WWAN models),

headphone / microphone combo jack, optional smart card reader,

microSD card reader, side docking connector, security keyhole

Camera: HD720p camera with ThinkShutter camera privacy, fixed focus

Audio support: HD Audio, Realtek ALC3287 codec / stereo speakers, 2W x 2, Dolby Audio Premium / dual array far-field microphone, headphone / microphone combo jack

Keyboard: 6-row, spill-resistant, multimedia Fn keys, numeric keypad, LED backlight

UltraNav: TrackPoint pointing device and buttonless Mylar surface multi-touch touchpad

Fingerprint reader: Touch style match on chip fingerprint reader on the palm rest, anti-spoofing technology

Internal battery: integrated Li-Polymer 57Wh battery, supports Rapid Charge (charge up to 80% in 1hr) with 65W AC adapter

AC adapter: 65W USB-C AC adapter

Preload Windows 10 Pro 64