You Can Request The Laptop to be Changed to Windows 10 from Windows 7 if it is Possible to be done on model you Desire at the time of Purchase Thank You 
Model
Brand Lenovo
Model B50-70 (59423000)
Part Number 59423000
Quick Info
Color Black
Operating System Operating SystemWindows 7 Home Prem 64-Bit
CPU CPUIntel Core i3-4030U 1.9GHz
Screen 15.6"
Memory Memory4GB DDR3L
Storage Storage1TB SSD
Optical Drive Optical DriveDVDRW
Graphics Card Graphics CardIntel HD Graphics 4400
Video Memory Video MemoryShared memory
Communication Gigabit LAN and WLAN
Dimensions (W x D x H) 14.96" x 10.32" x 1.02"
Weight 5.12 lbs.
CPU
CPU Type Intel Core i3 4th Gen
CPU Speed CPU Speed4030U (1.90GHz)
Core Name Haswell
Number of Cores Number of CoresDual-core Processor
CPU L3 Cache CPU L3 Cache3 MB
Display
Screen Size Screen Size15.6"
Touchscreen TouchscreenNo
Wide Screen Support Wide Screen SupportYes
Resolution Resolution1366 x 768
LCD Features LED backlight, 220 nits, 16:9 aspect ratio
Operating System
Operating System Windows 7 Professional 64-Bit
Graphics
GPU/VPU GPU/VPUIntel HD Graphics 4400
Video Memory Shared system memory
Graphic Type Graphic TypeIntegrated Card
Storage
HDD 500GB
HDD RPM 5400 RPM
Memory
Memory Memory4GB
Memory Speed DDR3L 1600
Memory Spec 4 GB x 1
Max Memory Supported 16 GB
Optical Drive
Optical Drive Type DVDRW
Communications
LAN LAN10/100/1000Mbps
WLAN WLAN802.11b/g/n Wireless LAN
Bluetooth BluetoothBluetooth 4.0
Ports
USB USB2 x USB 3.0
1 x USB 2.0
Video Port 1 x VGA
HDMI 1 x HDMI
Audio Ports 1 x Headphone/Microphone Combo Jack
Input Device
Webcam WebcamYes
Card Reader 4in1 Card Reader (SD, SDHC, SDXC, MMC)
General
Style Standard
Type Mainstream
Usage Consumer
Power
Battery 4-cell, 2200mAh Li-Cylinder battery
Dimensions & Weight
Dimensions (W x D x H) 14.96" x 10.32" x 1.02"
Weight 5.12 lbs.
Additional Information
Date First Available June 26, 2014