Used P43s in fair condition, please check pictures. P43s is same as T490 just add dedicated GPU NVIDIA® Quadro® P520 with 2GB GDDR5
Everything is tested working good. 

Processor 8th Generation Intel Core i7 Processor i7-8565U quad core 8 threads 1.8 GHz up to 4.6 GHz 8MB cache
Graphics Intel UHD Graphics 620 in processor and NVIDIA® Quadro® P520 with 2GB GDDR5
Supports up to 3 independent displays via native display and 2 external monitors; supports external monitors via HDMI® (up to  3840x2160@30Hz) or USB-C (up to 3840x2160@60Hz)
Memory: 40GB 2400MHz DDR4, 8GB memory soldered to systemboard, 32GB in one DDR4 SO-DIMM socket. MAX 40GB
Display: 14.0"" screen, Full HD (1920x1080), Anti-glare, 300 nits, 700:1 contrast ratio, 45% gamut, 170° Viewing Angle non-touch screen no white spot, no scratch
Storage: 2TB M.2 2280 SSD / PCIe NVMe, PCIe 3.0 x 4, 32Gb/s, please check picture for SSD status
Ethernet: vPro model: Intel Ethernet Connection I219-LM (Jacksonville)
WLAN: Intel 9560 11ac, 2x2 + BT5.1
Bluetooth 5.1 wireless, integrated in Wi-Fi + Bluetooth combo adapter
Dimensions: WxDxH: 12.95" x 8.94" x 0.70"; 329mm x 227mm x 17.9mm
Weight: starting at 3.41 lb / 1.55 kg

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, 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
Security chip: Firmware TPM 2.0 integrated in chipset or discrete TPM 2.0 TCG Certified

Battery: Integrated Li-Polymer 50Wh battery, supports Rapid Charge (charge up to 80% in 1hr) with 65W AC adapter. Please check pictures
AC adapter: 65W USB-C AC adapter

Preload Windows 10 Pro 64