A1953 A1990 Battery Replacement for MacBook Pro 15″ Mid 2018 2019 EMC 3215 EMC 3359 Touch Bar MV902LL/A MV912LL/A MV922LL/A MV932LL/A MV942LL/A MV952LL/A MV962LL/A MV972LL/A MV902B/A MR962LL/A 【Specification】Voltage: 11.4V. Capacity: 83.6Wh 7336mAh. Battery Type: Li-ion. Condition:100% New from Manufacturer. Condition: Brand new, from high quality materials, top circuit boards and smart chip. 【Compatible Part Number】A1953 A1990 (EMC 3215) A1990 (EMC 3359) 020-02391 820-01095 080-333-400 2217-2548 MacBookPro15,1 MacBookPro15,3. 【Compatible Laptop Models】Battery replacement for MacBook Pro (15-inch, Model A1990, Mid 2018, Mid 2019) : MR962LL/A, MR972LL/A, MR932LL/A, MR942LL/A, MV922LL/A, MV932LL/A, MV902LL/A, MV912LL/A, MV942LL/A, MV952LL/A, MV962LL/A, MV972LL/A, MR952LL/A, MV902xx/A, MV912, MV922, MV932, MV942, MV952, MR932, MR942, MR952, MR962, MR972, MUQH2. 【ANTIEE Promise】Everyone of our replacement batteries has tested with strict quality control standards to ensure the true capacity, stable current and low self-discharge. All ANTIEE batteries are UL / CE / FCC / RoHS Certified for safety, we are confident in the performance of the replacement battery.
Kingston NV3 1TB NVMe SSD — ultra-fast PCIe 4.0 storage in a compact M.2 form.• Read up to 6,000 MB/s • Write up to 4,000 MB/s • 320 TBW enduranceForm Factor: M.2 2280 | Interface: PCIe 4.0 x4 | Warranty: 5-year limitedSKU: SNV3S/1000G Full Details: The Kingston NV3 PCIe 4.0 NVMe M.2 1TB SSD gives you ultra-fast performance and reliable storage for laptops and desktops. Built with PCIe 4.0 technology, it delivers read speeds up to 6,000 MB/s and write speeds up to 4,000 MB/s, making it perfect for gaming, content creation, or simply speeding up your system. PCIe 4.0 × 4 NVMe interface for lightning-fast speed Compact M.2 2280 design for easy installation Up to 6,000 MB/s read and 4,000 MB/s write speeds 1TB capacity for games, media, and apps Low power use and heat for better efficiency Works with most modern desktops and laptops that support M.2 NVMe (PCIe) drives. Backward compatible with PCIe 3.0 systems (at lower speeds). Kingston NV3 1TB M.2 NVMe SSD Quick start/warranty guide
The Xiaomi TV A Pro 75 2026 delivers stunning picture quality with its 75″ QLED 4K display. It shows sharp detail in movies, games, and streams thanks to its 3840 × 2160 resolution. The large screen size makes everything feel cinematic and immersive. This transforms your living room into a real home theater. Moreover, the Xiaomi TV A Pro 75 2026 uses a QLED panel covering 94 % of the DCI-P3 color gamut and over 1.07 billion colors. Colors appear vivid, natural, and true to life. Dark scenes stay deep and blacks remain rich. This improves contrast and makes movies and shows look realistic. In addition, the TV supports HDR standards like HDR10+, HLG, and Filmmaker Mode. Highlights, shadows, and contrast all get boosted for better visual depth. Combined with the bright panel and QLED colors, this gives a richer viewing experience for films, nature documentaries, and gaming. Furthermore, Xiaomi TV A Pro 75 2026 includes smooth motion enhancement (MEMC) to reduce motion blur during sports, action movies, or fast-paced games. It also supports a “Game Boost” mode that can reach 120 Hz refresh (when using 1080p over HDMI), giving smoother action and better responsiveness in games. Also, the smart features add real convenience. The TV runs Google TV, giving you access to streaming apps, casting, and voice control. Built-in Chromecast, Google Assistant, and Bluetooth 5.0 make setup and use simple and flexible. This makes it easy to stream films, shows, or mirror your phone quickly. In addition, the Xiaomi TV A Pro 75 2026 features a slim, nearly bezel-less metal design that looks modern and clean. Whether mounted on a wall or placed on its stand, it blends smoothly in living rooms and home theaters. The build quality feels solid and premium. Overall, the Xiaomi TV A Pro 75 2026 blends size, color quality, smart features, and motion performance in one impressive package. It’s ideal for cinema-style entertainment, gaming, and everyday streaming. Specifications: Display Type QLED Resolution 4K, 3840 × 2160 Speaker 2 x 10W Dimensions including base (L × W × H) : 1668*391*1027mm Dimensions not including base (L × W × H) : 1668*76*959mm CPU Quad cortex A55 GPU Mali-G52 MC1 RAM 2GB ROM 8GB
Are you looking to upgrade your monitor for a better viewing experience? The MSI Pro MP2422C 24″ 100Hz Curved Monitor might be just what you need. This monitor combines sleek design with advanced features, making it perfect for work and entertainment. Firstly, let’s talk about the stunning 24-inch curved display. The curved screen provides a more immersive viewing experience, wrapping around your field of vision. This design reduces eye strain and makes long hours in front of the screen more comfortable. The MSI Pro MP2422C boasts a 100Hz refresh rate. This high refresh rate ensures smooth and fluid visuals, whether you’re watching videos, playing games, or scrolling through web pages. Say goodbye to screen tearing and stuttering with this impressive feature. Moreover, the monitor offers Full HD resolution, delivering crisp and clear images. You can enjoy vibrant colors and sharp details, making everything from spreadsheets to movies look fantastic. The MSI Pro MP2422C truly brings your content to life. The MSI Pro MP2422C is also designed with eye care in mind. It includes blue light reduction and anti-flicker technology. These features help reduce eye fatigue and provide a more comfortable viewing experience, especially during long sessions. Connectivity is a breeze with multiple input options, including HDMI and DisplayPort. You can easily connect your PC, laptop, or other devices without any hassle. The versatile connectivity options make this monitor suitable for various setups. In conclusion, the MSI Pro MP2422C 24″ 100Hz Curved Monitor offers an immersive viewing experience, smooth performance, and eye care features. It’s an excellent choice for anyone looking to enhance their work or entertainment setup. Upgrade to the MSI Pro today and enjoy a superior visual experience! Specifications: Display : 23.6″ VA Resolution : 1920 x 1080 (FHD) Refresh Rate : 100Hz Response Rate : 4ms Curvature : 1500R
The Samsung 65″ QLED Q6F 4K Smart TV QA65Q6FAAUXTW delivers vibrant picture quality and smart entertainment features in a sleek design. It uses advanced QLED technology to produce bright colors, sharp details, and impressive clarity, making movies, sports, and games more engaging on the 65-inch screen. QLED technology uses Quantum Dot enhancement to improve color accuracy and brightness. As a result, images appear vivid and lifelike across a wide variety of content. Dark scenes retain important details, while bright scenes remain balanced and clear. This creates a more enjoyable viewing experience throughout the day. The 4K UHD resolution provides exceptional image detail and clarity. Therefore, content looks sharper and more refined than standard Full HD. In addition, Samsung processing technology enhances lower-resolution content, helping it appear closer to native 4K quality. HDR support improves contrast and expands the visible color range. This allows brighter highlights and deeper shadows, creating more realistic images. Fast-moving scenes also appear smoother and clearer, making sports events and action-packed content more enjoyable. The Smart TV platform provides access to popular streaming services, apps, and connected home features. It offers a responsive interface that makes navigation simple and convenient. In addition, the slim design and narrow bezels give the Samsung QLED 65 Q6F 4K Smart TV QA65Q6FAAUXTW a modern appearance that fits well in most living spaces. Overall, this Samsung QLED TV combines vivid colors, sharp 4K resolution, and smart functionality for a complete home entertainment experience. Specifications: QLED technology delivers vibrant colors and enhanced brightness 65-inch 4K UHD display provides immersive viewing HDR improves contrast and image realism Smart TV platform supports streaming apps and connected features Slim design complements modern living spaces
The MSI MAG 274QPF X30MV 27″ Gaming Monitor delivers sharp 2K visuals with a 300Hz refresh rate. It ensures ultra-smooth gameplay for competitive gaming. Its IPS panel provides vivid colors and wide viewing angles. This guarantees consistent image quality from multiple positions. The monitor supports Adaptive Sync to reduce screen tearing and stuttering. It enhances fluidity during fast-paced gaming sessions. It also includes ergonomic adjustments for tilt, swivel, and height. Cable management features help maintain a clean and organized setup. With low blue light and anti-flicker technology, it reduces eye strain during long sessions. The MSI MAG 274QPF X30MV 27″ Gaming Monitor is ideal for users seeking high refresh rate, sharp resolution, and fluid performance. Specifications: 27″ 2K IPS panel with vivid colors and wide viewing angles 300Hz refresh rate for ultra-smooth gameplay Adaptive Sync to reduce screen tearing and stuttering Ergonomic adjustments for tilt, swivel, and height Low blue light and anti-flicker technology for eye comfort
WiWU Alpha Slim Sleeve Laptop Case 14/15.4/16 inch Inch Waterproof Bag With Handle For Macbook
OEM-quality trackpad replacement (without flex cable) for MacBook Air 13″ (Model A1932, 2018–2019) in Gold finish—engineered for precise Force Touch response, smooth multi-touch gestures, and perfect color-matched integration with the original chassis. Compatible With: MacBook Air 13-inch (2018 & 2019, Model A1932, Model Identifiers MacBookAir8,1) with Intel Core i5/i7 processors. Part Type: Trackpad only—does not include the flex cable, Taptic Engine, or mounting hardware. Designed for technicians who will reuse the original internal components. Finish: Gold—specifically matched to the Gold variant of the A1932 MacBook Air for seamless aesthetic continuity. Force Touch Support: Fully compatible with pressure-sensitive input and haptic feedback when paired with the original Taptic Engine and logic board—ensuring full macOS gesture functionality (e.g., Force Click, Look Up, pressure-sensitive navigation). Precision Build: Smooth glass surface with exact curvature, texture, and micro-click mechanism matching Apple’s original design for consistent tracking accuracy and tactile feel. Installation Requirements: Requires full bottom case disassembly and careful transfer of the original flex cable and Taptic Engine. Adhesive must be applied precisely to maintain structural integrity and sensor alignment. Recommended for professional or experienced repair technicians only.
In the realm of monitors, the ViewSonic VG2748 stands out as a powerhouse, offering exceptional visual clarity and a range of features to boost productivity for an enhanced viewing journey. Transitioning to its key features, the VG2748 excels in providing crisp and detailed visuals. This monitor is designed to deliver sharp images and vibrant colors, ensuring a visually engaging experience for work, presentations, or creative tasks. Moreover, this display impresses with its sleek and professional design. The ViewSonic VG2748 not only complements your workspace but also ensures a slim profile and ergonomic stand, allowing for customized and comfortable viewing. In addition to its functionality, the VG2748 offers user-friendly controls and versatile connectivity options, ensuring a seamless and adaptable experience. This monitor effortlessly adapts to various settings, providing flexibility for different work environments. Furthermore, ViewSonic’s commitment to user satisfaction is evident in the VG2748’s advanced ergonomic features and eye-care technology. It’s a reliable companion for extended work sessions, offering both visual excellence and comfort. In conclusion, the ViewSonic VG2748 redefines productivity, combining high-quality visuals, professional design, and user-friendly features. Elevate your work experience effortlessly with the VG2748 – your partner in a seamless and efficient viewing journey! Specification vDisplay Manager SuperClear IPS 178˚/ 178˚ Low Energy Consumption Dual Speakers Refresh Rate : 60Hz Flicker-Free Blue Light Filter ViewMode : Game/Movie/Web/Text/Mono/Mac Ports : 4 USB-A |1 VGA | 1 HDMI | 1 Display Port
Genuine-spec UK layout (QWERTY) black keyboard replacement for MacBook Air 13.6″ and 15″ models (2023–2025, M2/M3/M4 chips)—featuring Apple’s Magic Keyboard design with scissor-switch mechanism, backlighting, and precise OEM fit. Compatible With: 13.6″ MacBook Air: A2681 (M2, 2022–2023), A3113 (M3, 2023–2024), A3240 (M4, 2024–2025) 15″ MacBook Air: A2941 (M2, 2023), A3114 (M3, 2023–2024), A3241 (M4, 2024–2025) 13.6″ MacBook Air: A2681 (M2, 2022–2023), A3113 (M3, 2023–2024), A3240 (M4, 2024–2025) 15″ MacBook Air: A2941 (M2, 2023), A3114 (M3, 2023–2024), A3241 (M4, 2024–2025) Keyboard Layout: UK English (QWERTY) with £ symbol, taller Enter key, and standard UK key labeling—matches Apple’s original regional configuration. Design: Apple’s Magic Keyboard with scissor-switch mechanism—offering quiet, responsive typing with 1mm travel and improved reliability. Features: Backlit keys, ambient light sensor support, and original-style flex cable connector for seamless integration with the logic board. Color: Matte black keycaps matching the Space Gray and Midnight MacBook Air finishes (also compatible with Silver/Starlight—keycaps are model-agnostic). Precision Engineering: Manufactured to exact OEM specifications for fit, alignment, and tactile performance—ensures flush mounting within the top case. Installation Note: Keyboard is glued into the top case and requires full disassembly and careful re-adhesion. Recommended for professional technicians only due to complexity and risk of damage.
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)
The MSI MAG 274QPF E20 monitor delivers sharp visuals and smooth performance for competitive gaming and daily use. It features a 27-inch WQHD display that provides clear detail and consistent colors. Therefore, users can enjoy both immersive gameplay and productive work sessions. Moreover, the 200Hz refresh rate ensures fluid motion during fast-paced action. The fast response time reduces motion blur and ghosting effectively. As a result, players can react quickly and maintain accuracy in competitive scenarios. In addition, adaptive sync technology helps eliminate screen tearing and stuttering. This improves visual stability across different frame rates. The monitor also includes multiple connectivity options, allowing easy connection to gaming systems and PCs. Furthermore, the design focuses on comfort and usability for long sessions. It supports ergonomic adjustments that help users find the ideal viewing position. Consequently, the MSI MAG 274QPF E20 monitor delivers both performance and comfort in one solution. This monitor combines high refresh speed, detailed resolution, and reliable performance. MSI MAG 274QPF E20 monitor is a strong choice for gamers who need smooth visuals and consistent responsiveness. Specifications: 27-inch WQHD (2560 × 1440) display 200Hz refresh rate for smooth gameplay Low response time for reduced motion blur Adaptive sync support for tear-free visuals Multiple connectivity options for flexible setup
Apple Magic Mouse: Wireless, Bluetooth, Rechargeable. Works with Mac or iPad; Multi-Touch Surface - White (Pre-Owned) Apple Magic Mouse: Wireless, Bluetooth, Rechargeable. Works with Mac or iPad; Multi-Touch Surface – White (Pre-Owned) About this item WIRELESS, RECHARGEABLE CONVENIENCE — Magic Mouse connects wirelessly to your device via Bluetooth. And the rechargeable internal battery means no loose batteries to replace. WORKS WITH MAC OR IPAD — It’s ready to go right out of the box and pairs quickly with your Mac or iPad so you can get to work right away. SWIPE AND SCROLL ON THE MULTI-TOUCH SURFACE — The Multi-Touch surface allows you to perform simple gestures such as swiping and scrolling. And an optimized foot design lets Magic Mouse glide smoothly across your desk. GO WEEKS WITHOUT CHARGING — The incredibly long-lasting internal battery will power your Magic Mouse for about a month or more between charges. Comes with a woven USB-C to Lightning Cable that lets you pair and charge by connecting to a USB-C port on your Mac or iPad. SYSTEM REQUIREMENTS — Requires a Bluetooth-enabled Mac with OS X 10.11 or later or an iPad with iPadOS 13.4 or later.
LG 49WL95C-WE UltraWide Dual QHD IPS Monitor is a 49-inch super ultrawide display designed for heavy multitasking and professional workflows. It features a 32:9 aspect ratio with Dual QHD resolution for a wide workspace. Additionally, it supports USB-C connectivity and HDR10. Therefore, it replaces a dual-monitor setup with a single continuous screen. The LG 49WL95C-WE UltraWide Dual QHD IPS Monitor delivers 5120 × 1440 resolution with IPS panel technology for wide viewing angles. Moreover, it includes 99% sRGB color coverage and HDR10 support for accurate visuals. It also provides USB-C with up to 85W power delivery, HDMI, and DisplayPort inputs. In addition, it features built-in 10W stereo speakers and an integrated USB hub for cleaner setups. Furthermore, the monitor supports Picture-by-Picture and Dual Controller functions for multi-device use. As a result, users can manage two systems on one screen efficiently. It also includes height, tilt, and swivel adjustment for ergonomic comfort. Specifications: 49-inch 32:9 UltraWide Dual QHD (5120 × 1440) IPS display USB Type-C with up to 85W power delivery HDR10 with 99% sRGB color coverage Built-in 10W stereo speakers and USB hub Picture-by-Picture and Dual Controller multitasking support
The Samsung 65″ Neo QLED QN85F 4K Vision AI Smart TV QA65QN85FAUXTW delivers a premium viewing experience with advanced Neo QLED display technology and intelligent AI processing. It produces bright, sharp, and highly detailed images with strong contrast, making movies, sports, and games more immersive on the 65-inch screen. Neo QLED technology uses Quantum Mini LEDs to improve brightness control and contrast accuracy. As a result, dark scenes look deeper while bright scenes remain vivid and balanced. This creates a more realistic picture across all types of content. Vision AI enhances both picture and sound in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color for optimal output. Therefore, the TV consistently delivers improved visuals without manual settings. In addition, AI upscaling improves lower-resolution content closer to 4K quality. 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. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and responds quickly between apps. In addition, the slim design with thin bezels gives the TV a modern and premium look. Overall, this Samsung Neo QLED TV combines strong brightness performance, AI optimization, and smart connectivity for a powerful entertainment experience. Specifications: Neo QLED technology delivers bright, sharp, and detailed visuals 65-inch 4K display provides immersive viewing experience Vision AI optimizes picture and sound automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
Samsung Odyssey G7 G70F 180Hz Monitor delivers sharp visuals and flexible performance for competitive gaming. It features a 27-inch IPS display with 4K resolution. As a result, games look detailed and clear during every session. Moreover, the Dual Mode feature lets players switch between 4K at 180Hz and Full HD at 360Hz. This allows users to choose between high detail or ultra-fast speed. In addition, HDR10 and HDR10+ Gaming improve contrast and brightness for a more immersive view. Furthermore, the 1ms response time ensures fast and smooth motion during gameplay. NVIDIA G-Sync compatibility and AMD FreeSync Premium reduce tearing and stutter. Therefore, gameplay remains stable and responsive even in intense moments. Finally, Samsung Odyssey G7 G70F 180Hz Monitor includes gaming tools like Black Equalizer and Virtual Aim Point. The ergonomic stand supports tilt, swivel, and pivot adjustments. As a result, players can enjoy comfort and control in every setup. Specifications: 27-inch 4K (3840×2160) IPS display with sharp detail and wide viewing angles Dual Mode supports 4K 180Hz or Full HD 360Hz for flexible gaming 1ms response time for fast and smooth gameplay performance HDR10 and HDR10+ Gaming for improved brightness and contrast NVIDIA G-Sync Compatible and AMD FreeSync Premium for tear-free gaming
Brand Microsoft Connectivity Technology USB Connector Type USB Compatible Devices Laptops Compatible Phone Models Microsoft Special Feature Travel Mounting Type Wall Mount Total USB Ports 1 Wattage 65 watts Microsoft Surface Power Supply 65W and Power Adapter Non Retail Packaging
The HP 25X Gaming 25″ Monitor delivers fast, smooth visuals for gaming and everyday use.It features a 25‑inch FHD display that shows crisp images and fluid motion.Moreover, the high refresh rate keeps gameplay smooth and responsive. This gaming monitor uses a panel with wide viewing angles and vibrant color.Additionally, its fast response time helps reduce motion blur during intense action.Anti‑glare coating helps reduce reflections in bright lighting. The HP 25X Gaming Monitor includes HDMI and DisplayPort inputs for easy connection to PCs and consoles.Furthermore, tilt adjustment lets you find a comfortable viewing angle.Low blue light and flicker‑free features help reduce eye strain during long sessions. This display works well for competitive gamers, students, and home users alike.Therefore, it supports gaming, streaming, and everyday computing.Finally, it combines speed, good visuals, and comfort features for daily use. Specifications: 25″ Full HD (1920 × 1080) panel High refresh rate (typically 144 Hz) for smooth motion Fast response time (often 1 ms) for competitive play HDMI + DisplayPort ports for device connection Anti‑glare finish with low blue light & flicker‑free tech
The Crucial DDR4 32GB laptop memory runs at 3200MHz to deliver faster performance and smoother multitasking. Designed for reliability and compatibility, it’s an ideal upgrade for laptops that need improved speed, responsiveness, and efficiency. The Crucial DDR4 32GB 3200MHz laptop RAM is built for users who want to significantly boost their system’s performance. Whether you’re multitasking, working with heavy applications, or simply looking for a smoother everyday experience, this memory upgrade helps your laptop run faster and more efficiently. 32GB DDR4 Capacity: Provides ample memory for demanding tasks, multitasking, and professional workloads. 3200MHz Speed: Enhances system responsiveness and reduces load times. Laptop Form Factor: Designed specifically for notebooks using DDR4 SODIMM slots. Low Power Consumption: Improves efficiency and helps extend battery life. Wide Compatibility: Tested to work with a wide range of laptop brands and models. Manufactured by Crucial, a trusted Micron brand, this DDR4 memory is built using high-quality components and tested to meet strict reliability standards for long-term performance. With easy installation and a noticeable performance boost, the Crucial DDR4 32GB 3200MHz laptop RAM is a smart and cost-effective upgrade that extends the life and capabilities of your laptop.
AOC U32V11N 31.5-inch 4K monitor delivers ultra-clear visuals and large screen workspace for productivity and media use. It focuses on high resolution, strong contrast, and comfortable long-term viewing. Additionally, it features a 31.5-inch VA panel with 4K UHD resolution (3840 × 2160). This resolution provides very fine detail and more screen space, so it improves multitasking and content clarity. Moreover, it supports a 60Hz refresh rate with 4ms GtG response time. As a result, it delivers stable performance for office work, design, and general use. The monitor offers a high 3500:1 contrast ratio with HDR10 support and 10-bit color. Therefore, it enhances color depth and improves brightness and dark scene detail. In addition, it includes Picture-by-Picture and Picture-in-Picture modes. These features allow multiple input sources on one screen, so multitasking becomes more efficient. Furthermore, it includes Low Blue Mode and Flicker-Free technology. So it reduces eye strain during long working hours. The design features a three-sided frameless layout with HDMI 2.0 and DisplayPort 1.4 connectivity. It also supports VESA mounting for flexible setup options. AOC U32V11N 31.5-inch 4K monitor provides sharp visuals, strong contrast, and productivity-focused features for everyday professional use. Specifications: 31.5-inch VA panel with 3840 × 2160 4K UHD resolution 60Hz refresh rate with 4ms GtG response time HDR10 support with 10-bit color depth 3500:1 contrast ratio for deeper blacks and detail PIP and PBP multitasking with HDMI and DisplayPort connectivity