The MSI Optix G32CQ4 E2 32″ Monitor delivers immersive visuals and smooth performance for gaming, work, and entertainment. Its large 32‑inch screen provides plenty of space for multitasking, movies, and gaming sessions. Moreover, the curved design wraps the display slightly around your field of view, enhancing immersion and reducing eye strain during long use. This monitor features a clear and detailed display that brings games, videos, and content to life with vivid colors and contrast. Additionally, its high refresh rate helps reduce motion blur, making gameplay feel smoother and more responsive. The sleek and modern design fits easily into gaming setups, home offices, and creative workspaces. The MSI Optix G32CQ4 E2 includes multiple connectivity options, allowing you to connect PCs, laptops, and consoles with ease. Furthermore, ergonomic tilt adjustment helps you find a comfortable viewing angle during extended sessions. Therefore, it is ideal for gamers, students, and professionals who want a versatile and immersive display. Finally, it combines large‑screen comfort, smooth visuals, and practical design for everyday use. Specifications: Display : 31.5″ VA Resolution : 2560 x 1440 (WQHD) Refresh Rate : 170Hz Response Rate : 1ms Curvature : 1500R
The Samsung Essential 24″ 75Hz Curved Monitor offers an immersive viewing experience for work, entertainment, or gaming. Its sleek design fits perfectly in any setup, adding style and functionality. This 24-inch curved monitor enhances your focus by wrapping the screen around your field of view. The curvature minimizes distractions, creating a more immersive and comfortable viewing experience. Whether you’re watching movies or multitasking, the curved design makes a difference. With a 75Hz refresh rate, this monitor ensures smooth visuals and reduced screen tearing. This feature is perfect for casual gamers and those who enjoy seamless video playback. The monitor’s Full HD resolution delivers crisp and vivid details, making everything look sharp and vibrant. The Samsung Essential 24″ 75Hz Curved Monitor comes equipped with Eye Saver Mode and Flicker-Free technology. These features reduce eye strain during extended use, helping you stay productive for longer. Whether you’re working or binge-watching, your eyes will thank you. Connectivity is simple with HDMI and VGA ports, allowing easy setup with various devices. Its compact stand provides stability and saves desk space, keeping your workstation tidy and organized. This monitor’s modern design and slim bezels make it a stylish addition to any desk. It’s lightweight and easy to adjust, offering flexibility for home or office use. Upgrade your visual experience today with the Samsung Essential 24″ 75Hz Curved Monitor. It’s an affordable and reliable choice for everyday use. Specifications: Display : 24″ VA Resolution : FHD (1920×1080) Curvature : 1800R Refresh Rate : 75Hz Response Rate : 4ms GTG
The Samsung 86″ Interactive E-Board LH86WACW offers a large and clear display for classrooms and meeting rooms. It shows bright images with strong detail. The screen size allows everyone in the room to see clearly. This improves communication and teamwork. Moreover, the Samsung Interactive E-Board LH86WACW supports smooth touch control. You can write, draw, and move items with ease. The touch response feels fast and natural. This helps teachers and teams present ideas more effectively. In addition, the board includes multiple connection options. You can connect laptops, tablets, and other devices quickly. This makes sharing content easier for everyone. The board also supports wireless features for more flexible use. Furthermore, the Samsung 86″ Interactive E-Board LH86WACW includes built-in software tools. These tools allow easy note-taking and smart collaboration. You can save your work and share it instantly. This helps improve learning and workflow. Also, the display uses strong protection glass. It resists scratches and damage during daily use. The durable design makes it ideal for schools and offices. It stays reliable even with heavy use. The sleek design of the Samsung Interactive E-Board LH86WACW looks modern and professional. It fits well in classrooms, conference rooms, and training centers. The slim frame gives the screen a clean and elegant look. This makes every space feel more advanced. Overall, the Samsung 86″ Interactive E-Board LH86WACW offers clear visuals, fast touch control, and smart tools in one device. It helps teams share ideas better and faster. It also makes lessons more interactive and engaging. This board is perfect for education, business, and training environments. Specifications: Display : 86″ IPS Resolution : 3840×2160 Refresh Rate : 60Hz Response Time : 8ms Model : LH86WACW
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
The Dell OptiPlex 7050 Micro combines compact design and solid performance with an Intel Core i5 6th Gen processor, DDR4 RAM options, and SSD storage options. Ideal for business and home use, it delivers reliable speed, energy efficiency, and space-saving desktop performance.
The LG 32GN600-B 32″ Monitor delivers clear and smooth visuals for gaming and everyday use.It features a 32-inch QHD display with sharp details and vibrant colors. Moreover, its high refresh rate ensures fluid motion in fast-paced games and videos. This monitor uses a VA panel for strong contrast and wide viewing angles. Additionally, the fast response time reduces blur and ghosting during competitive gaming. The anti-glare screen helps minimize reflections in bright environments. HDMI and DisplayPort inputs allow easy connection to PCs, laptops, and gaming consoles. Furthermore, tilt adjustment helps you find a comfortable viewing angle for long sessions. Low blue light and flicker-free technologies reduce eye strain during extended use. This display is ideal for gamers, streamers, and home users alike. Therefore, it supports competitive gaming, media streaming, and productivity tasks. Finally, it combines sharp visuals, fast performance, and comfort features for daily use. Specifications: Screen Size: 32″ QHD VA panel Resolution: 2560 × 1440 Refresh Rate: High for smooth motion Ports: HDMI + DisplayPort Features: Anti-glare, low blue light, flicker-free eye care
Arabic Language Ultra Thin Silicone Keyboard Cover for 2021 2020 MacBook Air 13 Inch A2179 and A2337 Apple M1 Chip (US Layout) with Touch ID Keyboard Accessories Protective Skin (Black) Color Black-Arabic Compatible Devices 2021 2020 MacBook Air 13.3-Inch with Apple M1 Chip (model: A2337), 2020 MacBook Air 13.3-Inch (model: A2179)2021 2020 MacBook Air 13.3-Inch with Apple M1 Chip (model: A2337), 2020 MacBook Air 13.3-Inch (model: A2179) Material Silicone Special Feature Waterproof, Dust Proof About this item [√] COMPATIBLE WITH: ONLY U.S keyboard layout–MacBook Air 13″ with Touch ID Early 2020 (model: A2179) and 2021 2020 MacBook Air 13″ with Apple M1 Chip (model: A2337). [√] MORE PROTECTION for KEYBOARD: waterproof, dust-proof and dirt-proof design can prevent liquid, dust, cigarette ash, biscuit crumbs falling onto your keyboard to affect your keyboard’s life. [√] ACCURATE KEYS: every key is specially molded, manufactured to the quality available. Flexible, this cover is easy to apply and remove for cleaning or disinfecting. [√] 0.25 MM THICKNESS: ultra thin silicone keyboard cover skin, made it easier for typing. Soft keyboard protector can weaken the sound in typing. About this item [√] COMPATIBLE WITH: ONLY U.S keyboard layout–MacBook Air 13″ with Touch ID Early 2020 (model: A2179) and 2021 2020 MacBook Air 13″ with Apple M1 Chip (model: A2337). [√] MORE PROTECTION for KEYBOARD: waterproof, dust-proof and dirt-proof design can prevent liquid, dust, cigarette ash, biscuit crumbs falling onto your keyboard to affect your keyboard’s life. [√] ACCURATE KEYS: every key is specially molded, manufactured to the quality available. Flexible, this cover is easy to apply and remove for cleaning or disinfecting. [√] 0.25 MM THICKNESS: ultra thin silicone keyboard cover skin, made it easier for typing. Soft keyboard protector can weaken the sound in typing.
As an E-sports player, your arsenal of devices must be power-packed and rigged up with superior technology. Equipped for competitive gaming, the Lenovo G24-20 takes gaming performance to the next level. A screen size of 23.8-inch, ideal for E-sports, with 3-side NearEdgeless display lets you engage in gaming distraction-free. Your skills and reflexes are backed by the superfast 144 Hz refresh rate, overclock to 165 Hz along with 0.5ms MPRT and AMD FreeSync™ Premium technology – to ensure no target misses due to latency or screen tearing and stuttering. Nothing escapes your eye on the battlefield with In-Plane Switching panel, 99% sRGB colour gamut, and 350 nits brightness that offer minute details and a vivid display performance. What’s more, get more control over your G24-20 monitor with exclusive Lenovo Artery software that lets you tweak display settings to further your game. Delivering an enriching experience, the Lenovo G24-20 gaming monitor significantly reduces lags and slowdowns, enabling ultra-smooth gameplay in every frame. Specifications : Monitor Size 23.8″ Brightness 350 cd/㎡ (typical) Aspect Ratio 16:9 Contrast Ratio 1000:1 Connection Type 2 x HDMI 2.0; 1 x DP 1.2; 1 x Audio Out (3.5 mm) Weight 5.30 Kg Backlight WLED Response Time 0.5 ms (MPRT) / 1 ms (Level 1) / 2 ms (Level 2) / 3 ms (Level 3) / 4 ms (Level 4) / 5 ms (Off mode) Panel Type In-Plane Switching Viewing Angle 178 / 178 degrees Stand Tilt Angle (-5° / 22°), Lift Range (130 mm) EU Energy Rating F Power Requirement 100 – 240 VAC, 47 – 63 Hz Energy Star None Brand Lenovo Packed Weight 7.26 Kg USB Ports None Length 53.9 cm Included Accessory HDMI, DP Built-in Camera No Color Coverage 178° / 178° Color Depth 8-bit Color Support 16.7 Million Eye Caring Yes Gaming Yes Head only Dimentions 52.50 mm x 323.15 mm x 539.75 mm / 2.07″ x 12.72″ x 21.25″ Height-Adjustable Yes Integrated Speaker No Kensington Lock Yes Near Edgeless 3-side Power Consumption 25W Typ, 38W Max, 0.5W Sleep, 0.3W Power Off Software/Driver Yes (Lenovo Artery, Lenovo Display Control Centre) USB Type-C No Weight Head Only 3.30 Kg Weight 7.26 Kg Weight without Package 5.26 Kg Maximum Resolution 1920 x 1080 Brightness 350 cd/m² Height 49.8 cm Depth 23.4 cm EPEAT None 1 Year Warranty manufacturer link
NCTS USB Barcode Scanner – High-speed wired scanner for both 1D and 2D barcodes with auto-sensing mode.Plug-and-play solution ideal for retail, inventory, and logistics operations. Model: NCTS 1D/2D Barcode Scanner (USB Wired) Color: Black Scan Type: Image-based CMOS scanner Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Interface: USB 2.0 (Plug-and-play, no driver required) Scan Speed: Up to 300 scans/second Resolution: ≥ 4mil (0.1mm) Scan Modes: Manual trigger Auto-sensing Continuous mode Scan Modes: Manual trigger Auto-sensing Continuous mode Light Source: White LED illumination + red aiming line Indicators: LED and buzzer for scan confirmation Power Supply: DC 5V (via USB port) Cable Length: ~1.5 meters Build: ABS plastic, ergonomic handheld design Compatibility: Windows, macOS, Linux, Android Applications: POS, inventory, logistics, healthcare, warehouse use
MARSRIVA Smart Mini DC UPS KP2 Series | 18 Watts 10000mAh | 0ms AC to DC Transfer | Flame Retardant | Wall Mount Slots | 1 x Passive PoE, 2 x DC and 1 x USB Output Ports | KP2 BLACK Keep Wi-Fi Power On Output:18W (Max.) or 30W (Max.) ● With 1 * Passive PoE, 2 * DC and 1 * USB output ports, DC UPS can power up multiple devices simultaneously. ● AC to DC 0ms transfer technology keeps your devices working when electricity is ON/OFF shifting. ● With wall-mount slots on the back, DC UPS can be mounted on the wall easily. ● Air cooling system provides maximum heat dissipation, ensuring the long-term stability of UPS. ● V-0 flame retardant product housing secures you and your property. ● 16000mAh high-capacity battery (KP2 Plus, KP2 Ultra) provides longer backup time. ● 30W high-power output (KP2 Pro, KP2 Ultra) provides better compatibility.
Used OEM Original Apple Logic Board Working, 2019 Model 2.7Ghz I7 251gb 16gb (A1989) + Original Touch ID, Tested using latest industry hardware diagnostic software, Fresh pull from fully Working nearly new unit. SPECIFICATION:
The Samsung 85″ Neo QLED QN70F 4K Vision AI Smart TV QA85QN70FAUXTW delivers a premium large-screen entertainment experience with advanced Neo QLED technology. It produces bright, sharp, and detailed images with strong contrast, making movies, sports, and games more immersive on the massive 85-inch display. Neo QLED technology uses Quantum Mini LEDs to improve brightness control and enhance contrast accuracy. As a result, dark scenes appear deeper while bright scenes remain vivid and well balanced. This helps deliver a more realistic viewing experience across different types of content. Vision AI enhances picture and sound in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color. Therefore, the TV consistently delivers optimized visuals without manual adjustments. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity and detail. HDR support expands brightness range and color depth, making visuals more dynamic and lifelike. Fast motion handling also improves clarity, which enhances sports and action viewing with smoother movement and reduced blur. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and responds quickly when switching between apps. In addition, the slim design with thin bezels gives the Samsung 85 Neo QLED QN70F 4K Vision AI Smart TV QA85QN70FAUXTW a modern and premium appearance. Overall, this Samsung Neo QLED TV combines strong brightness performance, AI optimization, and smart connectivity for a powerful home entertainment experience. Specifications: Neo QLED technology delivers bright, detailed picture quality 85-inch 4K display provides immersive large-screen viewing Vision AI optimizes picture and sound automatically HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
• LCD panel type: IPS technology • Adaptive sync • Backlight type: W-LED system • Panel Size: 27 inch / 68.6 cm • Display Screen Coating: Anti-Glare, 3H, Haze 25% • Effective viewing area: 597.9 (H) x 336.3 (V) • Aspect ratio: 16:9 • Maximum resolution: 1920 x 1080 @ 75 Hz* • Pixel Density: 82 PPI • Response time (typical): 4 ms (GtG)* • Brightness: 250 cd/m² • Contrast ratio (typical): 1000:1 • SmartContrast: Mega Infinity DCR • Pixel pitch: 0.311 x 0.311 mm • Viewing angle: 178º (H) / 178º (V), @ C/R > 10 • Flicker-free • Display colors: 16.7 M • Scanning Frequency: 30 -83 kHz (H) / 56 -76 Hz (V) • LowBlue Mode • EasyRead • sRGB 1 YEAR WARRANTY
The Samsung 85″ The Frame QLED 4K Smart TV QA85LS03FAUXTW uses an 85-inch 4K UHD LCD panel with 3840 × 2160 resolution. It is designed for both standard TV viewing and wall-mounted display use. The display uses a QLED layer with Quantum Dot technology to improve color reproduction. As a result, it produces wider color output and more consistent brightness across different content types. In addition, it supports 4K upscaling for lower-resolution video. The TV supports HDR formats for compatible content. This increases contrast between bright and dark areas and improves detail visibility. Also, motion processing reduces blur during fast-moving scenes such as sports and action content. Samsung runs this model on Tizen OS. Therefore, users access streaming apps, SmartThings integration, and smart features through a unified interface. It also supports Wi-Fi and Bluetooth for wireless device connections. Connectivity includes HDMI ports, USB ports, Ethernet LAN, and optical audio output. It supports external devices such as gaming consoles and sound systems. This model uses The Frame design concept, which allows the TV to function as both a display and a digital art screen when not in use. Specifications: 85-inch 4K UHD LCD panel (3840 × 2160 resolution) Quantum Dot (QLED layer) color enhancement 4K upscaling for lower-resolution content HDR support for compatible content Tizen OS with HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity
The MSI MAG 27CQ6F 27″ is a high-performance gaming monitor made for smooth and sharp visuals. It features a 27-inch curved display that enhances your viewing experience. With a 170Hz refresh rate, the MSI MAG 27CQ6F 27 delivers ultra-smooth action in every game. In addition, the 1ms response time ensures fast and clear visuals with no motion blur. This makes it ideal for fast-paced gaming. Moreover, the MSI MAG 27CQ6F 27″ uses a QHD resolution for crisp and detailed images. Thanks to its VA panel technology, colors appear rich and vibrant from all angles. Plus, the MSI MAG 27CQ6F 27 includes anti-flicker and low blue light features for better eye comfort. You can enjoy long hours of gaming without strain. The design of the MSI MAG 27CQ6F 27″ is sleek and modern, fitting perfectly into any setup. It supports tilt adjustment, so you can find the most comfortable viewing angle. Furthermore, its curved screen brings you closer to the action. For smoother gameplay, the MSI MAG 27CQ6F 27 “includes FreeSync support, reducing screen tearing and stuttering. You get a clear and stable picture every time you play. Also, the monitor has multiple ports for easy device connection. Whether you game, stream, or work, the MSI MAG 27CQ6F 27” offers reliable performance. Its fast response, great colors, and smart design make it a great choice. You’ll enjoy every detail and every moment on this monitor. To sum up, the MSI MAG 27CQ6F 27″ is perfect for gamers who want speed, clarity, and comfort in one screen. Specifications: Display : 27″ Rapid VA Resolution : 2560 x 1440 (WQHD) Refresh Rate : 180Hz Response Time : 0.5ms (GtG, Min.) Curvature : Curve 1500R
A1389 A1494 Laptop Battery Replacement for MacBook Pro 15 inch Retina A1398 (Late 2013 & Mid 2014), fit Retina ME293 ME294 MGXA2 MGXC2 MJLQ2 MJLT2 MJLU2 Details : Voltage:11.26V; Capacity: 95Wh; Battery Type: Li-Polymer KINDLY NOTES: Replacement for Apple Macbook Pro 15 inch A1494 A1398 Retina Only fit Late 2013 Mid 2014 Version,Do not fit 2012 & Early 2013 Version Packing: 1 x laptop battery,4 x free screwdrivers Desighed for the original battery 1:1,Please confirm that your laptop’s model number, the original battery’s part number and your laptop’s version correctly
product name : AOpen 24″ Curved LED Monitor Dive deep into the game and immerse yourself in super sharp colors with the FHD 1800R curved display. Get lag free entertainment with AMD® Radeon FreeSync™, 144Hz refresh rate, and a 4ms response time of the AOpen 24″ Curved LED Monitor. Experience more cinematic, immersive gameplay and reduced eye strain with a sleek-looking 1800R curved screen. With Radeon FreeSync™, the monitor’s framerate is synced with that of the graphics card, which eliminates screen tearing and delivers an ultra-smooth gaming experience. Enjoy clearer, more immersive gameplay without blurring thanks to a rapid response time of 4ms. Protect your eyes from unnecessary strain by utilizing BlueLightShield™ technology. Eliminate annoying screen flicker and reduce the risk of eye strain with Flickerless™ technology. AOpen 24″ Curved LED Monitor Color Black Display Size 23.6 Active Display Area(mm) 521.4×293.28 Panel type VA Max. Resolution and Refresh Rate DVI-D/DP: 1920×1080 @144Hz HDMI: 1920×1080 @120Hz Glare NA Response Time 4ms Contrast Ratio 100 million:1 max (ACM) Brightness 250(cd/m2) Viewing Angle 178°(H),178°(V) Colors 16.7M Color gamut 84% NTSC Bits 8Bit Input Signal DVI+HDMI+Displayport VESA Wall Mounting NA Speaker NA Power Supply (100 – 240 V) External Tilt -5°~ 20° Specifications: Experience more cinematic, immersive gameplay and reduced eye strain with a sleek-looking 1800R curved screen. 144Hz refresh rate, and a 4ms response time Experience ultra-smooth gameplay with faster frame rendering and lower input lag with a rapid refresh rate of 144Hz. manufacturer link 1 year warranty
The LG 27GX790A-B 27″ OLED QHD 480Hz gaming monitor delivers extreme speed and stunning image quality for competitive and professional gamers. Its 27-inch QHD OLED panel produces deep contrast, vibrant colors, and sharp detail, making every scene more immersive. Moreover, OLED technology provides fast pixel response for smooth visuals and minimal motion blur during high-speed gameplay. This monitor is built for esports performance thanks to its ultra-fast 480Hz refresh rate. Additionally, the QHD resolution balances clarity and performance, allowing gamers to enjoy sharp graphics while maintaining high frame rates. The sleek UltraGear design fits modern gaming setups and keeps desks organized while enhancing the overall gaming atmosphere. Connectivity options make it easy to connect PCs and gaming consoles. Furthermore, ergonomic stand adjustments help users maintain comfortable viewing positions during long gaming sessions. Therefore, this monitor suits competitive players and enthusiasts seeking top-tier performance. Finally, it combines OLED picture quality, ultra-fast refresh rate, and gaming-focused features for serious gameplay. Specifications: 27-inch QHD OLED gaming monitor Ultra-fast 480Hz refresh rate Deep contrast and vibrant OLED visuals Designed for competitive gaming setups Multiple connectivity options
The ViewSonic VX2476-smhd 24″ 75Hz Monitor offers stunning visuals and smooth performance for both work and play. Its sleek and modern design adds a touch of elegance to any workspace. With a 24-inch Full HD display, the ViewSonic VX2476-smhd delivers crisp and vibrant images. Whether you’re watching movies, editing photos, or browsing the web, you’ll enjoy a clear and immersive viewing experience. The 75Hz refresh rate ensures smooth and fluid motion, reducing screen tearing and stuttering. This makes the ViewSonic VX2476-smhd perfect for gaming and fast-paced videos, providing a seamless experience. Designed with an ultra-thin bezel, the ViewSonic VX2476-smhd maximizes screen space and minimizes distractions. This makes it ideal for multi-monitor setups, allowing you to expand your workspace effortlessly. The ViewSonic VX2476-smhd features advanced IPS technology, ensuring accurate and consistent colors from every angle. This is perfect for collaborative work and shared viewing experiences, as everyone sees the same high-quality image. Connectivity is simple and versatile with the ViewSonic VX2476-smhd. It includes HDMI, DisplayPort, and VGA inputs, making it compatible with a wide range of devices, from computers to gaming consoles. In conclusion, the ViewSonic VX2476-smhd 24″ 75Hz Monitor combines stunning visuals, smooth performance, and sleek design for an exceptional viewing experience. Upgrade to the ViewSonic VX2476-smhd today and transform your digital world. Specifications: Display : 24″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 75Hz Response Rate : 4ms
A sleek, versatile pre-owned Lenovo ThinkPad L13 Yoga Gen 1 with 13.3" touchscreen, 360° hinge, 10th Gen Core i7, 16GB RAM, and 256GB SSD—ideal for professionals and students who need flexibility, performance, and portability.
