The ViewSonic VX2776-SH 27″ FHD 75Hz Monitor delivers clear visuals for work, entertainment, and daily use. Its Full HD resolution shows sharp details in videos, documents, and web browsing. The 27-inch screen gives wide space for multitasking and viewing comfort. This helps improve focus and productivity. Moreover, the ViewSonic VX2776-SH 27″ FHD 75Hz Monitor features a smooth 75 Hz refresh rate. This makes scrolling softer and motion more natural. Videos play smoothly with less blur. As a result, eye comfort improves during long viewing sessions. In addition, the monitor uses an IPS panel for wide viewing angles. Colors stay accurate even when viewed from the side. This helps during shared viewing and team work. The image remains bright and clear from different positions. Furthermore, the ViewSonic VX2776-SH 27″ FHD 75Hz Monitor includes eye comfort features for daily protection. The low blue light mode helps reduce eye strain. The flicker-free design supports longer use without discomfort. These features make it suitable for extended work and entertainment. Also, the monitor offers simple and flexible connectivity. It supports HDMI and VGA for easy device connection. You can connect laptops, desktops, and media players with ease. Switching sources becomes quick and smooth. In addition, the slim and modern design fits well in any space. The thin bezels give a clean and stylish look. The stand allows tilt adjustment for basic comfort. Wall mounting is also supported for flexible setups. Moreover, the large screen makes movies and shows more enjoyable. Text appears clear and easy to read. Daily tasks feel more comfortable and organized. The monitor blends well into both home and office spaces. Overall, the ViewSonic VX2776-SH 27″ FHD 75Hz Monitor delivers clarity, smooth motion, and daily comfort. It improves viewing quality for work, study, and entertainment. This monitor is a strong choice for users who want a large, smooth, and reliable display. Specifications: Display : 27″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 75Hz Response Time : 5ms
The AOC 27″ 180Hz Gaming Monitor is designed for serious gamers seeking top-tier performance. Its ultra-fast 180Hz refresh rate ensures smooth and fluid visuals, reducing motion blur for a more immersive gaming experience. Firstly with a 27-inch screen, this gaming monitor offers ample space for your games, providing clear and detailed images. The large display enhances your field of view, making every gaming session more engaging and enjoyable. Furthermore the AOC 27″ 180Hz Gaming Monitor features a Full HD resolution, delivering crisp and sharp visuals. Whether you’re playing fast-paced shooters or exploring open-world adventures, every detail will be displayed with precision. Equipped with Adaptive-Sync technology, this monitor eliminates screen tearing and stuttering, ensuring seamless gameplay. You’ll enjoy a more responsive and visually stunning gaming experience, keeping you competitive in every match. The sleek and modern design of the AOC Gaming Monitor complements any gaming setup. Its slim bezels provide a more immersive viewing experience, allowing you to focus entirely on your game. Connectivity is made easy with multiple input options, including HDMI and DisplayPort. You can easily connect your gaming console, PC, or other devices for versatile use. In conclusion, the AOC 27″ 180Hz Gaming Monitor offers outstanding performance, stunning visuals, and a sleek design. Upgrade your gaming setup with this high-performance monitor and experience games like never before. Specifications: Display : 27″ VA Resolution : 1920×1080 FHD Refresh Rate : 180Hz Response Rate : 1ms
The ViewSonic VG2456 24″ FHD 60Hz Monitor delivers clear visuals for office tasks and daily computer use. Its Full HD resolution shows sharp text and clean image details. The 24-inch screen offers enough space for multitasking and focused work. This makes it a strong choice for desks at home or work. Moreover, the ViewSonic VG2456 24″ FHD 60Hz Monitor features a stable 60 Hz refresh rate. This keeps everyday motion smooth and comfortable. Scrolling, typing, and video playback remain steady and easy on the eyes. As a result, long work hours feel more relaxed. In addition, the monitor uses an IPS panel for wide viewing angles. Colors stay accurate even when viewed from the side. This helps during meetings, teamwork, and shared screen moments. The image remains clear from different positions. Furthermore, the ViewSonic VG2456 24″ FHD 60Hz Monitor includes strong eye comfort features. The low blue light mode helps reduce eye strain during long sessions. The flicker-free design supports healthy viewing all day. These features add comfort for daily use. Also, the monitor offers modern connection options. It supports USB-C, HDMI, DisplayPort, and Ethernet connection through one display. This allows single-cable laptop charging and data transfer. Desk setup becomes clean and simple. In addition, the ergonomic stand allows full adjustment. You can change height, tilt, swivel, and rotation easily. Portrait mode is useful for reading and coding. This improves posture and workspace comfort. Moreover, the slim bezel design gives a clean and modern look. It fits smoothly into business and home offices. The professional style keeps your desk looking organized and neat. Overall, the ViewSonic VG2456 24″ FHD 60Hz Monitor delivers comfort, clarity, and stable daily performance. It supports smooth work hours and simple connectivity. This monitor is ideal for office users, students, and professionals who need reliability and ease of use. Specifications: Display : 24″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 60Hz Response Time : 5ms
New RI04 RI06XL Notebook Battery for HP ProBook 450 455 470 G3 Envy 15-Q001TX Laptop Series Fit P/N Spare 805294-001 811063-421 805047-851 P3G15AA HSTNN-DB7B HSTNN-PB6Q About this item Battery Type: Li-ion Capacity: 2600Mah ; Cells: 4-cell; Voltage: 14.8V Compatible: HP ProBook 450 455 470 G3 Envy 15-q000 Notebook PC series Fits: HP R104 R106XL P3G16AA HSTNN-DB7B HSTNN-PB6Q HSTNN-LB6Z HSTNN-Q94C HSTNN-Q95C HSTNN-Q97C RIO4 RIO6XL Spare 805047-851 805294001 805047-851 811063-421 Notebook Laptop Battery 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-Certified for safety
A space-saving pre-owned Lenovo ThinkCentre M920z all-in-one desktop with 24-inch display, 8th Gen Core i5, RAM upgrade options, and SSD storage options. Ideal for offices, education, and home use with clean design and reliable performance.
Original replacement touchpad for MacBook Air A2442, available in Silver and Space Gray. Perfect for fixing unresponsive or damaged trackpads and restoring smooth cursor control and gesture functionality. The Original MacBook Air A2442 Touchpad is a genuine replacement part designed to restore full trackpad performance and functionality. If your MacBook Air trackpad is not clicking, not responding, or physically damaged, this original touchpad provides a reliable solution with smooth tracking and accurate gesture support. Available in Silver and Space Gray, it matches the original laptop finish for a clean professional repair. Original / Genuine Touchpad for MacBook Air A2442 Available in Silver and Space Gray Restores smooth cursor control and multi-touch gestures Reliable clicking and accurate tracking performance Perfect for repair and replacement of damaged trackpads High-quality build for long-term use ✔ MacBook Air 13-inch (2021 / 2022) A2442 Compatible with MacBook Air A2442 models only. Please confirm the model number on the bottom cover before purchase to ensure a correct fit.
The Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor delivers stunning visuals and immersive gaming experiences. It features a crisp 27‑inch 4K (3840×2160) display for ultra‑sharp image clarity. Moreover, the Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor supports high refresh rates for smooth gameplay. It includes advanced 3D features to bring virtual worlds to life. Also, the fast response time reduces motion blur in action scenes. In addition, it offers great color accuracy with HDR support for vibrant visuals. Plus, the monitor blends well with modern gaming setups and sleek decor. Furthermore, its ergonomic stand allows tilt, swivel, and height adjustments for comfort. Therefore, you get personalized viewing angles for long gaming sessions. It also supports NVIDIA G-SYNC or AMD FreeSync to prevent screen tearing. Meanwhile, built‑in speakers deliver basic sound without extra gear. Because of its thin bezels, the monitor creates a seamless multi‑monitor setup. Thus, gamers enjoy immersive edge‑to‑edge visuals without distraction. The Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor includes multiple HDMI and DisplayPort ports. Also, a USB hub port lets players connect peripherals easily. Moreover, its flicker‑free and low‑blue‑light modes ease eye strain. Then, LED backlighting enhances color uniformity and contrast levels. Also, adaptive sync keeps games smooth even under heavy graphical loads. Furthermore, factory calibration ensures accurate color right out of the box. In addition, the design supports VESA mounting for flexible placement. Therefore it fits on desks or wall mounts neatly. With durable build quality, the monitor stands up to intense everyday use. It stays cool under pressure thanks to efficient thermal design. Finally, the Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor balances performance, design, and comfort. Overall, it provides next‑level gaming visuals for serious gamers. Specifications: Display : 27″ IPS Resolution : 4K (3,840 x 2,160) Refresh Rate : 165Hz Response Rate : 1ms
The Cudy M1200 AC1200 Mesh WiFi System provides seamless whole-home coverage with stable dual-band speeds up to 1200Mbps. Designed to eliminate dead zones, it delivers smooth roaming, strong signal performance, and reliable connectivity for homes and offices. AC1200 Dual Band WiFi – Combined speeds of up to 1200Mbps (300Mbps on 2.4GHz + 867Mbps on 5GHz) for streaming, browsing, and gaming. Whole-Home Mesh Coverage – Multiple units work together to create a single seamless network, eliminating WiFi dead zones. Seamless Roaming – Automatically connects your devices to the strongest signal as you move around your home. Gigabit Ethernet Ports – High-speed wired connections for smart TVs, gaming consoles, and PCs. Easy Setup & Management – Quick installation and control through a user-friendly interface or mobile app. Flexible Expansion – Easily add more mesh units to extend coverage anytime. Stable & Reliable Performance – Designed for multiple connected devices with consistent speed and signal strength. Gigabit Ethernet Ports (WAN/LAN) Dual Band WiFi (2.4GHz & 5GHz) Mesh Networking Technology WiFi Roaming Support Wireless Security (WPA/WPA2)
The MSI MAG 256F 24.5″ 180Hz Gaming Monitor is crafted for serious gamers. With a fast 24.5-inch Full HD display, this monitor delivers exceptional clarity and performance. Its 180Hz refresh rate and 1ms response time ensure smooth, blur-free visuals, making it perfect for fast-paced games. Gamers will appreciate the 180Hz refresh rate of this monitor. It minimizes screen tearing and ghosting, providing a seamless experience in every frame. This high refresh rate, combined with a 1ms response time, means you’ll experience gaming with precision and speed. The Full HD resolution ensures sharp, clear images, bringing your games to life. This monitor also supports Adaptive Sync technology. It helps synchronize the monitor’s refresh rate with your graphics card, reducing stuttering and screen tearing. This feature is especially valuable for competitive gaming, where every millisecond counts. The design of the MSI MAG 256F 24.5″ 180Hz Gaming Monitor is sleek and gamer-friendly. It has a frameless design that maximizes screen space, allowing for immersive gaming. Its adjustable stand lets you customize the height and tilt for comfortable viewing angles, reducing neck strain during extended gaming sessions. This monitor also features multiple connectivity options, including HDMI and DisplayPort. This makes it easy to connect your gaming console or PC, giving you flexibility with your setup. Its easy navigation OSD (on-screen display) allows you to make quick adjustments to the settings. Upgrade your gaming experience with the MSI MAG 256F 24.5″ 180Hz Gaming Monitor. Enjoy fluid, responsive gameplay and impressive visuals with this reliable and stylish monitor. Specifications: Display : 24.5″ Rapid IPS Resolution : FHD (1920 x 1080) Refresh Rate : 180Hz Response Rate : 1ms GTG
Introducing the Samsung ViewFinity S9 S90PC 27—a collection of monitors designed to redefine your visual experience and meet the demands of modern users. Embark on a journey of visual excellence with cutting-edge features that distinguish the Samsung Monitor Series. From vibrant displays to advanced technologies, these monitors ensure a superior and immersive viewing experience for users. Beneath their sleek and modern exteriors lies a commitment to seamless functionality. The Samsung Monitor Series is crafted to deliver not only stunning visuals but also user-friendly interfaces, making them an essential tool for both work and entertainment. Delve into the seamless integration of advanced technologies, ensuring these monitors adapt effortlessly to the evolving demands of modern content consumption. Whether you’re working on detailed tasks, streaming high-definition content, or gaming, the Samsung Monitor Series caters to diverse needs. Portability may not be the focus, but these monitors excel in providing flexible setups for various environments. With their slim profiles and versatile designs, the Samsung Monitor Series ensures your viewing experience remains top-tier. In conclusion, elevate your viewing experience with the Samsung ViewFinity S9 S90PC 27. Immerse yourself in cutting-edge features, vibrant displays, and sleek designs. Choose the Samsung Monitor Series for a monitor lineup that seamlessly blends advanced technology with visual brilliance. Specifications: Display : 27″ Resolution : 5120×2880 Response Time : 5ms Refresh Rate : 60Hz Part Number : LS27C902PAMXUE
The MagSafe 3 Charging Cable delivers fast, secure, and convenient magnetic charging for compatible MacBook Pro and MacBook Air models—designed by Apple for effortless connection and optimal power delivery. Magnetic, Snap-On Design: Connects effortlessly with a strong magnet and safely detaches if tugged—helping prevent your MacBook from falling if someone trips over the cable. Compatible With: MacBook Pro (14-inch and 16-inch, 2021 and later) and MacBook Air (2022 and later models with MagSafe 3 port). Fast Charging Support: Works with compatible Apple USB-C power adapters (e.g., 67W, 96W) to enable fast charging on supported MacBooks. Reversible Connector: Plug it in either way—no need to check orientation. LED Charging Indicator: Built-in light shows charging status (amber = charging, green = fully charged). Durable Braided Cable: Reinforced for everyday use while maintaining flexibility and a premium feel. Apple-Engineered Precision: Designed to seamlessly integrate with your MacBook for reliable, efficient power delivery and optimal thermal performance. Note: Power adapter sold separately—this listing includes only the MagSafe 3 charging cabl
Genuine-spec US layout keyboard replacement for MacBook Pro 13″ (Model A1502, Mid 2014)—featuring durable scissor-switch keys, backlighting, and OEM-fit design for reliable performance and easy installation. Compatible With: MacBook Pro 13-inch (Mid 2014, Model A1502, Model Identifier MacBookPro11,1) with Retina display. Layout: Standard US English (QWERTY) with full-size keys, inverted-T arrow keys, and dedicated function row (F1–F12). Keyboard Type: Traditional scissor-switch mechanism—offers good key travel, tactile feedback, and proven long-term reliability (pre-Butterfly design). Integrated Features: Backlit keys for low-light environments, ambient light sensor compatibility, and original-style ribbon cable connector for direct logic board attachment. Build & Fit: Precision-molded to match Apple’s exact dimensions and mounting points—ensures flush integration into the top case with consistent key alignment. Installation Note: Keyboard is secured with screws and light adhesive—more serviceable than later glued models. Requires top case access and battery disconnection. Suitable for intermediate DIYers or professional technicians.
The Riotouch 86″ Interactive Panel is designed to transform educational and professional environments with its cutting-edge features and user-friendly interface. This interactive flat panel offers a seamless blend of performance, connectivity, and intuitive design, making it an ideal choice for classrooms and conference rooms. Featuring a 86-inch 4K UHD display (3840 x 2160 resolution), the panel delivers crisp visuals and vibrant colors. Its 4mm anti-glare tempered glass ensures clear visibility from any angle, reducing eye strain during prolonged use. The panel supports up to 40-point multi-touch and 20-point multi-writing capabilities, allowing multiple users to interact simultaneously. This feature fosters collaborative learning and dynamic presentations, enhancing engagement and productivity. Powered by a quad-core Cortex-A55 processor and equipped with 4GB RAM and 32GB storage, the Riotouch panel ensures smooth performance. Its dual operating system support (Android and Windows) provides versatility, accommodating various software applications and user preferences. Connectivity is robust, with multiple ports including HDMI, USB 3.0, USB-C, VGA, and RJ45, facilitating easy integration with other devices. Built-in Wi-Fi and Bluetooth capabilities enable wireless connections, promoting a clutter-free workspace. The panel comes with integrated 2x15W front-facing speakers, delivering clear audio for multimedia presentations. Additionally, it includes a built-in 13MP 4K camera and microphone, supporting high-quality video conferencing and remote collaboration. Designed with user convenience in mind, the Riotouch panel features intuitive front controls for power, volume, and input selection. Its slim aluminum frame and wall-mountable design ensure it fits seamlessly into any environment. In summary, the Riotouch 86″ Interactive Panel combines high-resolution display, multi-touch interactivity, and versatile connectivity, making it a comprehensive solution for modern collaborative spaces. Specifications: Display : 86″ 4K UHD Touch Memory : 4GB Storage : 32GB OS : Android 11
slim, lightweight, and powerful—the Lenovo ThinkPad T490s combines 8th Gen Intel Core i5 performance, 8GB ,16GB RAM, and a fast 256GB SSD in a premium, portable chassis built for mobile professionals.
The LG 32UN880K-B 32″ UHD 4K ERGO Monitor is designed to provide outstanding image quality and maximum comfort for work and entertainment. Its large 32-inch 4K UHD display delivers sharp detail and vibrant colors, making it ideal for professional tasks, creative projects, and media consumption. Moreover, the high resolution allows users to multitask efficiently with clear visuals across multiple applications. This monitor features LG’s ERGO stand, which allows flexible adjustments to improve posture and desk organization. Additionally, users can easily adjust height, tilt, swivel, and pivot positions for a more comfortable viewing experience during long working hours. The modern and clean design also helps free up desk space while maintaining a professional setup. The LG 32UN880K-B offers versatile connectivity options, making it simple to connect laptops, PCs, and other devices. Furthermore, its ergonomic flexibility helps reduce strain during extended sessions. Therefore, it is ideal for professionals, designers, and home office users seeking comfort and performance. Finally, it combines stunning 4K visuals with ergonomic convenience for a productive workspace. Specifications: 32″ UHD 4K monitor with ERGO stand High-resolution display for sharp visuals Flexible ergonomic adjustment system Wide viewing angles and accurate colors Multiple connectivity options
Genuine-spec touchpad flex cable for Apple’s 12-inch MacBook (Model A1534, Early 2015 / Early 2016 / Mid 2017)—essential for restoring full Force Touch trackpad functionality, haptic feedback, and multi-touch gesture support. Compatible With: MacBook 12″ (Early 2015) – 1.1GHz Core M MacBook 12″ (Early 2016) – 1.1GHz/1.3GHz Core M MacBook 12″ (Mid 2017) – 1.2GHz/1.3GHz Core m3/i5/i7 All share Model Number A1534 and Model Identifier MacBook8,1 / MacBook9,1 / MacBook10,1 respectively. MacBook 12″ (Early 2015) – 1.1GHz Core M MacBook 12″ (Early 2016) – 1.1GHz/1.3GHz Core M MacBook 12″ (Mid 2017) – 1.2GHz/1.3GHz Core m3/i5/i7 All share Model Number A1534 and Model Identifier MacBook8,1 / MacBook9,1 / MacBook10,1 respectively. Part Type: Touchpad flex cable only—does not include the trackpad housing, Taptic Engine, or mounting brackets. This is the ribbon cable that connects the Force Touch trackpad to the logic board. Function: Critical for Force Touch functionality—transmits pressure-sensitive input, multi-touch gestures (e.g., pinch, swipe, Force Click), and haptic feedback signals to the Taptic Engine. OEM-Quality Construction: Precisely matches Apple’s original in length, connector pitch, shielding, and routing—ensures reliable signal integrity and compatibility with macOS. Common Use Cases: Replacing a torn, creased, or liquid-damaged flex cable Restoring unresponsive or erratic trackpad behavior Completing a trackpad replacement when the original cable is unusable Replacing a torn, creased, or liquid-damaged flex cable Restoring unresponsive or erratic trackpad behavior Completing a trackpad replacement when the original cable is unusable Installation Note: Requires full bottom case removal and delicate disconnection of the ZIF connector. The cable routes tightly under the battery—extreme care is required. Recommended for experienced or certified technicians only.
The ViewSonic 23″ 60Hz Monitor is perfect for work, gaming, and entertainment. With its clear and vibrant display, you can enjoy all your favorite activities with stunning visuals. This monitor features a Full HD resolution of 1920×1080 pixels, ensuring sharp and detailed images. Whether you’re editing photos, watching movies, or browsing the web, the ViewSonic 23″ 60Hz Monitor delivers an impressive visual experience. With a 60Hz refresh rate, the ViewSonic 23″ Monitor provides smooth and fluid motion. This makes it ideal for gaming and fast-paced videos, reducing blur and ensuring you don’t miss any action. The ViewSonic 23″ 60Hz Monitor has a slim and sleek design that fits perfectly on any desk. Its narrow bezel adds to its modern look and allows for a more immersive viewing experience. Featuring multiple connectivity options, including HDMI and VGA ports, the ViewSonic 23″ 60Hz Monitor is compatible with a variety of devices. This makes it easy to connect your computer, gaming console, or other multimedia devices. Designed with user comfort in mind, the ViewSonic 23″ 60Hz Monitor includes a flicker-free display and blue light filter. These features help reduce eye strain during extended use, allowing you to work or play for longer periods comfortably. In conclusion, the ViewSonic 23″ 60Hz Monitor offers excellent performance, vibrant visuals, and user-friendly features. Upgrade to this monitor today and enjoy a superior viewing experience for all your needs. Specifications: Display : 23″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 60Hz Response Rate : 6ms GTG
RK ROYAL KLUDGE RK61 Wireless 60% Mechanical Gaming Keyboard, Ultra-Compact 60 Keys Bluetooth Mechanical Keyboard with Programmable Software (Blue Switch, White) Model: RK ROYAL KLUDGE RK61 Layout: 60% compact layout (61 keys, no number pad or function row) Switch Type: Mechanical switches (Red – Linear, Blue – Clicky, Brown – Tactile) Connectivity: Bluetooth 5.0 (connects up to 3 devices) USB-C Wired Optional 2.4GHz Wireless (on some versions) Connectivity: Bluetooth 5.0 (connects up to 3 devices) USB-C Wired Optional 2.4GHz Wireless (on some versions) Backlight: RGB LED with 18+ lighting modes and effects Battery: 1450mAh rechargeable lithium battery Key Rollover: Full N-Key rollover, anti-ghosting Compatibility: Windows, macOS, Android, iOS Software Support: Key remapping and lighting customization (Windows only) Build Quality: ABS plastic frame, double-shot keycaps Dimensions: Approx. 290 x 100 x 40 mm Weight: ~500g Extras: Hot-swappable switch support (on select versions)
OEM-quality left and right loudspeaker replacement pair for MacBook Pro 14″ (Model A2442, 2021, M1 Pro/Max)—restores Apple’s high-fidelity six-speaker audio system with precise sound staging, rich bass, and clear highs. Compatible With: MacBook Pro 14-inch (2021, Model A2442) with Apple M1 Pro or M1 Max chip (Model Identifier: MacBookPro18,3 or MacBookPro18,4). Includes: Complete left and right speaker assemblies, each containing: Dual-driver units (force-cancelling woofers + tweeters) Pre-attached flex cables with OEM connectors Mounting brackets and acoustic seals Dual-driver units (force-cancelling woofers + tweeters) Pre-attached flex cables with OEM connectors Mounting brackets and acoustic seals Audio Performance: Matches Apple’s advanced six-speaker sound system with: Wide stereo separation High dynamic range Spatial audio and Dolby Atmos support (when paired with original logic board and firmware) Wide stereo separation High dynamic range Spatial audio and Dolby Atmos support (when paired with original logic board and firmware) OEM Build Quality: Precision-engineered housings with exact acoustic chambers, grille alignment, and cable routing—ensures zero rattling and full macOS audio calibration compatibility. Common Use Cases: Replaces speakers damaged by liquid ingress, physical impact, or internal failure (e.g., no sound, distorted audio, or imbalance between channels). Installation Note: Requires full bottom case and logic board disassembly. Speakers are secured with screws and acoustic adhesive. Highly recommended for certified Apple technicians or experienced professionals only due to complex internal layout and sensitivity of audio components. Important: This speaker pair is exclusive to A2442 (14″, 2021, M1 Pro/Max). Not compatible with 16″ MacBook Pro (A2485), 13″ models, or Intel-based MacBooks. This speaker pair is exclusive to A2442 (14″, 2021, M1 Pro/Max). Not compatible with 16″ MacBook Pro (A2485), 13″ models, or Intel-based MacBooks. Model Verification: Confirm your device via > About This Mac > Model Identifier (must be MacBookPro18,3 or MacBookPro18,4).
