Experience premium mobility and intuitive control with the pre-owned ThinkPad T490s. Featuring a powerful Intel Core i5 8th Gen processor, 16GB RAM, and a 256GB NVMe SSD, this ultra-slim professional laptop stands out with its responsive FHD Touchscreen for a more interactive and efficient workflow.
DELL Battery YRDD6 Laptop for replaceable Dell Inspiron 7586 5482 5485 5491 3310 2-in-1 3493 3582 3593 3793 5493 5593 5480 5590 5591 5594 5598 15 3583 3584 Vostro 3491 5481 5581 5490 5590 VM732 About this item Battery Type: 3cell Li-Polymer Voltage &Capacity : 11.4V 42WH Safeguard features against incorrect voltage, short circuit, internal overheating 100% Brand new ,Grade A cells battery; Quality assurance;every battery has passed factory testing; 500+ recharge cycles over
The Samsung Odyssey G3 24″ 165Hz Gaming Monitor is designed for gamers who demand high performance. This monitor offers stunning visuals and smooth gameplay, making it ideal for competitive gaming. With its 24-inch display, the Samsung Odyssey G3 delivers crisp and clear images. The 165Hz refresh rate ensures fluid motion, reducing blur and enhancing your gaming experience. You’ll notice the difference in fast-paced games. The 1ms response time of the Samsung Odyssey G3 Gaming Monitor provides quick and accurate control. This feature is crucial for competitive gaming, where every millisecond counts. React faster and gain the edge over your opponents. The Full HD resolution of the Samsung Odyssey G3 offers vibrant and sharp visuals. Combined with AMD FreeSync technology, you can enjoy tear-free and stutter-free gaming. This results in a more immersive and enjoyable experience. The sleek and ergonomic design of the Samsung Odyssey G3 24″ Gaming Monitor ensures comfort during long gaming sessions. Its adjustable stand allows you to find the perfect viewing angle, reducing neck and eye strain. Connectivity is made easy with multiple input options, including HDMI and DisplayPort. This ensures compatibility with a wide range of devices, making the Samsung Odyssey G3 a versatile choice for your gaming setup. In conclusion, the Samsung Odyssey G3 24″ 165Hz Gaming Monitor is the perfect addition to any gamer’s arsenal. Enjoy stunning visuals, smooth performance, and a sleek design. Elevate your gaming experience today with the Samsung Odyssey G3. Specifications: Display : 24″ VA Resolution : 1,920 x 1,080 Refresh Rate : 165Hz Response Rate : 1ms MPRT
MSI Modern MD271UL 27″ 4K Business Monitor is a 27-inch IPS display for office work and creative tasks. It shows 4K UHD resolution (3840 × 2160) for sharp text and clear images. Additionally, it fits well in modern minimal setups. Moreover, MSI designed this monitor for color accuracy and productivity. It supports wide color gamut for design and editing work. Therefore, it suits professionals who need reliable visual quality instead of gaming speed. In addition, MSI Modern MD271UL 27″ 4K Business Monitor includes USB-C connectivity with power delivery. This allows a single cable connection for compatible laptops. It also includes HDMI and DisplayPort for flexible use. Furthermore, it adds eye-care features to reduce strain during long sessions. The monitor runs at 60Hz for stable and consistent performance. It works well in offices, studios, and home workspaces. As a result, it supports multitasking and daily productivity with ease. MSI Modern MD271UL 27″ 4K Business Monitor delivers sharp 4K visuals, strong color accuracy, and simple USB-C connectivity for professional use. Specifications: 27-inch 4K UHD IPS display (3840×2160) USB-C with power delivery support Wide color gamut for accurate visuals HDMI and DisplayPort connectivity Eye-care technology for long use comfort
256GB SSD Apple Macbook Pro Air 2013 2014 2015 A1502 A1398 A1466 A1465 | Samsung MZ-JPU512T/A06 | 655-1805D ORIGINAL APPLE PART (Apple sources their SSD’s for MacBooks from Samsung) A1502 – A1398 – A1465 – A1466 100% TESTED WORKING Please check compatibility below before you make your purchase: COMPATIBILITY: MacBook Pro Retina Late 2013 – Mid-2015 MacBookPro11,1 (A1502) – ME864LL/A, ME866LL/A, ME867LL/A, MGX72LL/A, MGX92LL/A, & MGXD2LL/A MacBookPro11,2 (A1398) – ME293LL/A & MGXA2LL/A MacBookPro11,3 (A1398) – ME294LL/A, ME874LL/A, MGXC2LL/A, & MGXG2LL/A MacBookPro11,4 (A1398) – MJLQ2LL/A MacBookPro11,5 (A1398) – MJLT2LL/A & MJLU2LL/A MacBookPro12,1 (A1502) – MF839LL/A, MF841LL/A, & MF843LL/A MacBook Air Mid-2013 – Late 2015 MacBookAir6,1 (A1465) – MD711LL/A, MD760LL/A, MD711LL/B, & MF067LL/A MacBookAir6,2 (A1466) – MD760LL/A, MD760LL/B, & MF068LL/A MacBookAir7,1 (A1465) – MJMVM2LL/A MacBookAir7,2 (A1466) – MJVE2LL/A Model Identifier: Samsung Manufacturer Part# MZ-JPU512T/A06
Philips 24M2N3200FQ is a 23.8-inch Full HD Fast IPS gaming monitor. It delivers a 1920 × 1080 resolution with a 200Hz refresh rate and 1ms (GtG) response time for very smooth motion handling. Additionally, it uses a Fast IPS panel that keeps colors accurate and viewing angles wide. Moreover, it supports Adaptive Sync to reduce screen tearing during fast gameplay. It also includes HDR10 support for improved contrast in compatible content. Low Input Lag and SmartImage Game modes further enhance responsiveness and visual tuning. Furthermore, it features Flicker-Free technology and LowBlue Mode to reduce eye strain during long sessions. It also provides HDMI 2.0 and DisplayPort 1.4 for modern connectivity. The Philips 24M2N3200FQ monitor delivers competitive 200Hz performance with Fast IPS clarity for gaming and everyday use. Specifications: 23.8-inch Fast IPS panel with Full HD 1920 × 1080 resolution 200Hz refresh rate for ultra-smooth gaming motion 1ms (GtG) response time for reduced blur Adaptive Sync and HDR10 support for smoother visuals HDMI 2.0 and DisplayPort 1.4 connectivity options
The HUAWEI IdeaHub B3 IHB3-65SA is a 65-inch intelligent collaboration device designed for meetings and hybrid workspaces. It combines a 4K interactive display with built-in audio, video, and whiteboard tools for smooth teamwork. Additionally, it supports cloud meetings and wireless sharing for flexible communication. Moreover, it uses a 4K UHD infrared touch screen with low writing latency of about 16 ms. Therefore, users can write and interact smoothly during presentations and discussions. Furthermore, it includes a built-in 4K camera with intelligent tracking. So, it automatically follows speakers and improves video meeting quality. It also integrates multiple microphones and speakers for clear sound pickup and output. In addition, it supports Wi-Fi 6 connectivity and BYOM (Bring Your Own Meeting). Therefore, users can connect their own devices easily and start meetings without extra setup. Also, it runs on Huawei’s collaboration platform with support for cloud meetings, wireless projection, and digital whiteboarding. Overall, the Huawei IdeaHub B3 65-inch delivers an all-in-one meeting solution with smart collaboration tools, strong connectivity, and interactive display performance for modern offices. Specifications: 65-inch 4K UHD infrared touch display Built-in 4K camera with intelligent tracking Low 16 ms writing latency for smooth interaction Wi-Fi 6 support with BYOM connectivity Integrated speakers and multi-microphone system
The MSI G27CQ4 E2 27″ 170Hz gaming monitor offers stunning visuals and smooth gameplay, ensuring you have the best gaming experience possible. Firstly, the MSI G27CQ4 E2 boasts a 27-inch curved display. This size and curvature provide an immersive viewing experience, allowing you to fully engage in your favorite games. The 2560×1440 resolution ensures crisp and clear visuals, making every detail come to life. Additionally, this monitor features a 170Hz refresh rate. With such a high refresh rate, you can enjoy fluid motion without any lag. This is crucial for fast-paced games where every millisecond counts. Paired with a 1ms response time, the MSI G27CQ4 E2 ensures quick and accurate responses to your inputs. Moreover, the monitor supports AMD FreeSync technology. This helps eliminate screen tearing and stuttering, providing a seamless gaming experience. You can game for hours without worrying about visual disruptions. The MSI G27CQ4 E2 also comes with multiple connectivity options. It includes HDMI and DisplayPort inputs, allowing you to connect to various devices. This versatility ensures that you can easily set up your gaming station. In terms of design, the MSI G27CQ4 is sleek and modern. Its slim bezels and stylish stand add a touch of elegance to your gaming setup. The adjustable stand also allows you to find the perfect viewing angle for maximum comfort. In conclusion, the MSI G27CQ4 E2 27″ 170Hz gaming monitor is the ideal choice for gamers seeking top-tier performance. Its combination of stunning visuals, smooth gameplay, and versatile features make it a must-have. Upgrade your gaming experience with the MSI G27CQ4 today! Specifications: Display : 27″ VA Resolution : 2560 x 1440 (WQHD) Refresh Rate : 170Hz Response Rate : 1ms Curvature : 1500R
Apple 60W MagSafe Power Adapter (for MacBook and 13-inch MacBook Pro) The 60 Watt MagSafe Power Adapter features a magnetic DC connector that ensures your power cable will disconnect if it experiences undue strain and helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector will light up; an amber light lets you know that your portable is charging, while a green light tells you that you have a full charge. An AC lead is provided with the adapter for maximum lead length, while the AC wall adapter (also provided) gives users an even easier and more compact way to travel. Designed to be the perfect travelling companion, the adapter has a clever design that allows the DC cable to be wound neatly around itself for easy cable storage. This power adapter recharges the lithium polymer battery while the system is off, on, or in sleep mode. It also powers the system if you choose to operate without a battery. Compatible with MacBook and 13-inch MacBook Pro. See this article for more details about choosing the right one. Knowing which specific Mac model you have is important. If you are running OS X Lion (10.7) or later, go to the “” menu at the top left of your screen, choose “About this Mac” then click the “More Info…” button. Your Mac model and generation will be displayed. If you are running an earlier version of OS X, you can enter your serial number here to find out which model you have.
HP P22V G5 Monitor Overview The HP P22V G5 is a 22-inch Full HD monitor designed for daily work and home use. It offers reliable performance and a clean design. As a result, it suits offices, students, and remote workers. 22-Inch Full HD Display This monitor features a 22-inch Full HD resolution. Therefore, text appears sharp and easy to read. Moreover, images look clear and well-defined. Because of this, it supports long working sessions comfortably. In addition, the screen size fits well on most desks. As a result, it saves space without sacrificing clarity. 75Hz Refresh Rate for Smooth Viewing The monitor supports a 75Hz refresh rate. As a result, scrolling feels smoother than standard displays. Furthermore, everyday tasks look more fluid. This makes it suitable for office work and casual entertainment. Eye Comfort and Productivity The HP P22V G5 includes eye comfort features. Therefore, it helps reduce eye strain during long use. In addition, the anti-glare screen improves visibility. As a result, users stay focused throughout the day. Connectivity and Compatibility This monitor includes HDMI and VGA ports. As a result, it connects easily to modern and older devices. Moreover, it supports a wide range of PCs and laptops. Therefore, setup is quick and simple. Design and Mounting Options The monitor features a clean and professional design. In addition, it supports VESA mounting. As a result, users can create a flexible workspace. Everyday Use and Reliability This monitor delivers stable performance for daily tasks. Moreover, it focuses on durability and efficiency. In conclusion, it is a practical choice for work environments. Specifications: Display : 21.45″ VA Resolution : FHD (1920 X 1080) Refresh Rate : 75 Hz Response Rate : 5ms GtG
128GB SSD Apple Macbook Pro Air 2013 2014 2015 A1502 A1398 A1466 A1465 | Samsung MZ-JPU512T/A06 | 655-1805D ORIGINAL APPLE PART (Apple sources their SSD’s for MacBooks from Samsung) A1502 – A1398 – A1465 – A1466 100% TESTED WORKING Please check compatibility below before you make your purchase: COMPATIBILITY: MacBook Pro Retina Late 2013 – Mid-2015 MacBookPro11,1 (A1502) – ME864LL/A, ME866LL/A, ME867LL/A, MGX72LL/A, MGX92LL/A, & MGXD2LL/A MacBookPro11,2 (A1398) – ME293LL/A & MGXA2LL/A MacBookPro11,3 (A1398) – ME294LL/A, ME874LL/A, MGXC2LL/A, & MGXG2LL/A MacBookPro11,4 (A1398) – MJLQ2LL/A MacBookPro11,5 (A1398) – MJLT2LL/A & MJLU2LL/A MacBookPro12,1 (A1502) – MF839LL/A, MF841LL/A, & MF843LL/A MacBook Air Mid-2013 – Late 2015 MacBookAir6,1 (A1465) – MD711LL/A, MD760LL/A, MD711LL/B, & MF067LL/A MacBookAir6,2 (A1466) – MD760LL/A, MD760LL/B, & MF068LL/A MacBookAir7,1 (A1465) – MJMVM2LL/A MacBookAir7,2 (A1466) – MJVE2LL/A Model Identifier: Samsung Manufacturer Part# MZ-JPU512T/A06
The LG 24″ FHD IPS 120Hz HDR10 Monitor – Slim Stand | 24U411A-B delivers crisp visuals and smooth motion for work and play. This monitor brings vibrant colors and sharp detail to all your content. Moreover, its 120Hz refresh rate makes motion feel fluid and responsive. Therefore, it suits gamers, students, and home office users alike. First, the full HD resolution ensures clear images on a 24-inch screen. Text looks sharp, videos pop, and games appear more alive. In addition, the IPS panel provides wide viewing angles so colors stay consistent from any seat. This helps when friends or family watch together. Also, the HDR10 support enhances brightness and contrast for richer scenes. Next, the fast 120Hz refresh rate makes motion smooth in games and video. Low frame drops mean play feels more responsive. Meanwhile, everyday tasks like scrolling and navigating menus feel quicker. As a result, overall screen performance feels natural and enjoyable for all day use. The slim stand design saves desk space and adds modern style to your setup. It fits neatly with any décor and keeps the workspace clean. Additionally, tilt adjustments help you find a comfortable viewing angle. This makes long work or play sessions easier on your neck and eyes. Connectivity includes essential ports so you can link laptops, desktops, and consoles easily. Plug and play means simple setup with few steps. Furthermore, built-in speakers provide basic sound without extra devices attached. This gives extra convenience when audio isn’t your main focus. Overall, the LG 24″ FHD IPS 120Hz HDR10 Monitor – Slim Stand | 24U411A-B combines smooth performance, vivid color, and practical design. It offers great value for users who want quality visuals and fluid motion without complexity. Manufacturer link Specifications: Display : 24″ IPS Resolution : 1920 x 1080 Refresh Rate : 120Hz Response Rate : 5ms
Remax F41 6″ Wireless Clamp Fan – USB‑C rechargeable (4,000 mAh), 4 speeds, 720° rotation, up to 3 hrs runtime.Modular 3‑in‑1 design with detachable grille, washable parts, and night‑light feature. Model: Remax F41 6-inch Wireless Air Circulating Clamp Fan Power & Battery: Rechargeable 4,000 mAh battery; USB-C charging (~3 hours to full charge), offers ~3 hours continuous use at high speeds Operation Modes: 4 fan speeds, 3‑in‑1 usage (desktop, clamp, or hanging), 720° wide-angle rotation Design Features: Detachable, washable grille plus built-in warm night light Care Tips: Recharge every two months if unused; avoid inserting objects into blades
LENOVO 20V/4.5A USB PIN Laptop Charger for Lenovo Thinkpad Compatible Part NO.: 45N0236, 45N0237, 45N0238, 45N0239 0B46994, 0B46995, 0B46996, 0B46997, 0B46997, 0B46998, 0B469990B47000, 0B47001, 0B47002, 0B47003, 0B47004, 0B47005, 0B47006
The Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor delivers smooth, fast visuals for games and everyday use. Its Full HD (1920×1080) resolution shows clear detail in games, videos, and work. The 27-inch screen gives you a large viewing area for wide action and immersive gameplay. This helps you see more and stay focused. Moreover, the Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor features a high 180 Hz refresh rate. This high refresh rate makes motion fluid and clean on screen. Fast games and action scenes appear more detailed and responsive. In addition, the monitor offers a rapid 1 ms (MPRT) response time. This helps reduce ghosting and keeps fast visual shifts clear. Controls and movement feel precise and snappy. This enhances gameplay performance in fast shooters or racing games. Furthermore, the Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor uses a VA panel with strong contrast (3000:1) and decent brightness (250 cd/m²). This delivers deeper blacks and vivid colors, improving visual quality for games and movies. It also covers around 95% sRGB for solid color representation. Also, the monitor supports adaptive sync with AMD FreeSync to reduce screen tearing and stutter when paired with compatible graphics cards. A slim 3-sided borderless design gives a clean modern look, and the ergonomic stand allows height, tilt, and swivel adjustments for comfortable use. Overall, the Samsung Odyssey G30D 27″ FHD 180Hz Gaming Monitor offers strong value by combining speed, clarity, and comfort. It suits gamers and everyday users who want smooth gameplay, responsive controls, and a clear large display. It is a solid choice for fast-paced games, casual gaming, and general computer use. Specifications: Display : 27″ VA Resolution : FHD (1920 x 1080) Refresh Rate : 180Hz Response Time : 1ms
The MSI Pro MP225 21.5″ 100Hz Business Monitor is designed for professionals who need a reliable and efficient display. It offers clear visuals, smooth performance, and a sleek design for any workspace. Firstly with a 21.5-inch Full HD display, this monitor delivers sharp images and vibrant colors. The 100Hz refresh rate ensures smoother motion, reducing screen tearing and lag. This makes it ideal for office tasks, browsing, and even light gaming. Furthermore the MSI Pro MP225 Business Monitor features anti-flicker and blue light reduction technology. This reduces eye strain, making it comfortable for long hours of work. Whether you’re working on spreadsheets, writing reports, or attending video meetings, your eyes stay protected. Designed for seamless multitasking, this business monitor supports wide viewing angles for better screen visibility. The narrow bezel design maximizes screen space, making it great for multi-monitor setups. Connectivity is simple with HDMI and VGA ports, ensuring compatibility with various devices. You can easily connect it to laptops, desktops, and other peripherals. The easy-to-use on-screen display controls let you adjust brightness, contrast, and color settings effortlessly. The MSI Pro MP225 21.5″ Business Monitor is built with energy efficiency in mind. It consumes less power while maintaining excellent performance, making it an eco-friendly choice. The tilt-adjustable stand allows you to set the perfect viewing angle for comfort. It also supports VESA mounting, so you can save desk space by attaching it to a monitor arm or wall mount. For professionals looking for a budget-friendly, high-performance monitor, the MSI Pro MP225 21.5″ 100Hz Business Monitor is a top choice. It combines clarity, comfort, and functionality to enhance productivity at work. Specifications: Display : 21.5″ IPS Resolution : 1920×1080 FHD Refresh Rate : 100Hz Response Rate : 1ms
The MSI MAG 274QRF QD E2 Gaming Monitor is designed to take your gaming to the next level. With its 27-inch QHD display, you’ll enjoy crystal-clear visuals and vibrant colors that bring your games to life. This monitor features Quantum Dot technology, which enhances color accuracy and brightness. The MSI MAG 274QRF QD E2 delivers a rich and immersive visual experience. Thanks to its 165Hz refresh rate and 1ms response time, the MSI MAG Gaming Monitor ensures smooth and lag-free gameplay. You’ll experience every movement with precision, giving you a competitive edge in any game. The monitor supports NVIDIA G-SYNC technology, which synchronizes the monitor’s refresh rate with your graphics card. This eliminates screen tearing and stuttering, providing a seamless and fluid gaming experience. Designed for comfort during long gaming sessions, the MSI MAG 274QRF QD E2 features an ergonomic stand with adjustable height, tilt, and swivel. You can easily customize the monitor’s position to suit your preferred viewing angle. Connectivity is made easy with multiple ports, including DisplayPort, HDMI, and USB. This ensures compatibility with a wide range of gaming systems and peripherals, so you can set up your gaming station just the way you like it. In conclusion, the MSI MAG 274QRF QD E2 Gaming Monitor combines stunning visuals, fast performance, and ergonomic design for an unparalleled gaming experience. Upgrade to this monitor and immerse yourself in the world of gaming like never before. Specifications: Display : 27″ Rapid IPS Screen : 2560 x 1440 (WQHD) Refresh Rate : 180Hz Response Time : 1ms
RK61 RGB Mechanical Keyboard – Compact 60% keyboard with Blue switches, tri-mode (Bluetooth/2.4GHz/Wired), and vibrant RGB.Perfect for minimal desk setups and wireless performance with a unique W-W-B color design. Model: Royal Kludge RK61 Layout: 60% compact (61 keys, no numpad or F-row) Switch Type: Blue Mechanical Switches (clicky + tactile feedback) Backlight: RGB with multiple lighting modes & effects Connection Modes (3C): Bluetooth 5.0 – Pair with up to 3 devices Wired USB-C – For gaming and charging 2.4GHz Wireless (on 3-mode models) Connection Modes (3C): Bluetooth 5.0 – Pair with up to 3 devices Wired USB-C – For gaming and charging 2.4GHz Wireless (on 3-mode models) Battery: 1450mAh rechargeable battery Keycaps: ABS double-shot (W-W-B colorway: White-White-Black) Hot-Swappable: No (unless stated on specific variant) Compatibility: Windows, macOS, Android, iOS Anti-Ghosting: Full N-Key rollover Software Support: RK software for key remapping and RGB control (Windows only) Build Material: ABS plastic case, plastic plate Cable: Detachable USB-C cable included Dimensions: Approx. 290 x 100 x 40 mm Weight: ~500g
Are you looking for the ultimate gaming experience? Look no further! The Viewsonic VX3219-PC-MHD 32” 240Hz curved gaming monitor is your perfect match. With its impressive features, this monitor will elevate your gaming sessions to new heights. Firstly, let’s talk about the stunning visuals. The 32-inch curved screen provides an immersive experience, wrapping around your field of vision. This design helps you feel more connected to the game, making every moment more engaging. The 240Hz refresh rate is another highlight. It ensures ultra-smooth gameplay, reducing motion blur and giving you a competitive edge. Whether you’re playing fast-paced shooters or exploring open-world adventures, this refresh rate makes every action seamless. Additionally, the Full HD resolution delivers crystal-clear images. You’ll notice every detail, from the smallest textures to the broadest landscapes. This clarity enhances your gaming experience, making it more realistic and enjoyable. Moreover, the monitor’s quick 1ms response time is perfect for gamers. It minimizes lag and ghosting, ensuring that every movement and command is executed precisely. This feature is crucial for fast-paced games where every millisecond counts. The Viewsonic VX3219-PC-MHD also boasts excellent connectivity options. With HDMI and DisplayPort inputs, you can easily connect it to your gaming setup. This versatility makes it compatible with a wide range of devices, from PCs to gaming consoles. In conclusion, the Viewsonic VX3219-PC-MHD 32” 240Hz curved gaming monitor offers an exceptional gaming experience. With its immersive curved design, high refresh rate, and quick response time, it’s perfect for any gamer. Upgrade your gaming setup today and enjoy the ultimate in visual performance and smooth gameplay. Specifications: Display : 32″ VA Screen : FHD (1920 x 1080) Refresh Rate : 240Hz Curvature : 1500R Response Rate : 1ms MRPT Dual Integrated Speakers : 2W
Philips 27M2N3200FQ is a 27-inch Full HD Fast IPS gaming monitor. It delivers a 1920 × 1080 resolution with a 200Hz refresh rate and 1ms response time. Additionally, it uses a Fast IPS panel for wide viewing angles and consistent color performance. Moreover, it supports Adaptive Sync for smoother visuals with reduced tearing. It includes SmartImage Game mode to optimize display settings for different game types. Furthermore, it features Flicker-Free technology and LowBlue Mode for reduced eye strain during long use. It also includes HDMI and DisplayPort connectivity for display input options. The Philips 27M2N3200FQ monitor provides high refresh Fast IPS performance for smooth gaming and everyday use. Specifications: 27-inch Fast IPS panel with Full HD 1920 × 1080 resolution 200Hz refresh rate for smooth motion display 1ms response time for reduced blur Adaptive Sync support for smoother visuals Flicker-Free technology and LowBlue Mode
