Lenovo : کوله پشتی روزانه لپ تاپ 15.6 اینچی B510 مشکی/قرمز

High Quality, Durable and Water Repellent Fabric : This backpack features in durable snow yarn polyester fabric
A fully adjustable shoulder straps make it comfortable for all-day use.
very attractive and perfect for college, school, travel and outdoor activities

Water-resistant and stylish polyester outer material for durability
Protective design that's armored with rubber bumpers on each corner to keep your laptop safe from accidental drops
Cushioned under zippers to protect from scratches

Best looking combo for home and office
Spill resistant keys to ensure multi-tasking while you enjoy your drink as well
Ambidextrous mouse perfect for both your left and right hand

Sleek, wireless design reduces office clutter
Ergonomically shaped keyboard with adjustable feet elevates into your natural typing style
Thoughtfully designed mouse gives a firm grip to your palm while using
Spill proof keyboard with smoother and more comfortable keys
Battery life is 12 months with one AA battery

Features a compact design and is easy to transport anywhere
Seamless integration with the dedicated device to assure smooth functionality
Implementation of latest technology in the designing to assure matchless performance

The drive to win is especially strong in gamers
Convenient multimedia keys let you easily access functions such as play, pause, rewind and fast-forward plus volume control
Designed to keep your hands in the natural resting position

Offers superb input functionality with an integrated fingerprint sensor for password-free authentication
Features 1600 DPI resolution with an optical sensor for precise tracking
Ambidextrous mouse perfect for both your left and right hand
Log in to Windows instantaneously with one-touch biometric verification
Delivers solid protection against intrusion with 256-bit encryption

Maximum batteries capacity 1xaa
Responsive and clear tracking with 1200 DPI resolution optical sensor
Powered by 2.4 GHz wireless technology with nano USB receiver
Slip the lightweight mouse into a carrying case and enjoy more flexibility on the go

Equipped with nano USB provides strong 2.4 GHz wireless connection
High-end optical engine with precise positioning
Decked with 1200 DPI resolution optical sensor
Premium quality material offers superior performance
Ergonomic design, comfortable touch and long-term use without fatigue

Offers 2.4GHz speed with a wireless travel distance of 15 m
Keyboard and mouse passed rigorous testing simulations to ensure maximum reliability
Accelerated velocity can reach 10 g and travel rate can reach 30ips
Come with 3 levels of sleep mode exchanging energy saving
Streamlines 1000dpi with waterproof design and 106 standard keys

Ultra-slim head with 3-side near edgeless design
Sculpted stand with built-in phone holder & cable management groove
Eye Comfort certified technology cares for eye health

The Lenovo 510 Wireless Combo Keyboard & Mouse is a keyboard & mouse combo that compliments your desk with a simple yet elegant design Easily connects wirelessly with PCs using one Nano USB receiver The keyboard is spill-resistant with island keys for typing accuracy and comfort The accompanying wireless mouse has ambidextrous design and features 1200 DPI optical sensor
Spill resistant keyboard
3-zone keyboard in compact form factor

Resolution : 1920x1080 / Aspect Ratio : 16:9
Pixel Response Time : 1 ms (Extreme mode) / 3 ms (Typical mode) / 5 ms (off mode)
Refresh Rate : 144 Hz
Brightness : 300 nits : Contrast Ratio : 1000:1
View Area : 521.28x293.22 mm

Color Coverage : 72% NTSC
Contrast Ratio: 1000:1
Brightness : 250 cd/㎡
Backlight : WLED
Panel Type : In-Plane Switching

3-side near-edgeless design
75 Hz Refresh Rate
AMD FreeSync
Lenovo’s story has always been about shaping computing intelligence to create a better world
With the world’s widest portfolio of technology products, we deliver our vision of Smarter Technology for All through products

Pixel Response Time 4 ms (Extreme mode) / 6 ms (Normal Mode)
Speaker Optional Soundbar Support
Sync Technology AMD FreeSync

Convenient and simple body, stylish collocation does not occupy desktop space
HiFi high fidelity sound surging heavy bass
With cool RGB lighting effects

6-buttons for unmatched productivity and performance &Driverless 2.4 GHz wireless connection for easy installation
Dedicated volume +/- buttons for controlling media & On-the-fly DPI adjustment: 2400, 1600, 1000 resolution
2-level scroll wheel speed adjustment for hyper-scrolling or precision,Ergonomic right-handed design with thumb rest for all-day comfort &1x AA battery for up to 12 months battery life and hassle-free use