C21N1509 Laptop Battery Replacement for Asus Vivobook X556UA X556UB X556UF X556UJ X556UQ X556UQK X556UR X556UV K556U K556UA K556UB K556UF K556UJ K556UQ K556UR A556U A556UA A556UB A556UF(7.6V 38Wh) About this item Battery Type: Li-ion Voltage: 7.6V Capacity:38Wh Compatible Part Number: C21N1509 C21N15WZ C21PQ9H 0B200-01750000 Fits Model:Asus Vivobook X556 X556U X556UA X556UB X556UF X556UJ X556UQ X556UR X556UV K556 K556U K556UA K556UB K556UF K556UJ K556UQ K556UR K556UV F556U F556UA F556UB F556UF F556UJ F556UQ F556UR F556UV A556U A556UA A556UB A556UF A556UJ A556UQ A556UR A556UV Series New from Manufacturer. CE-/FCC-/RoHS-Certified for safety.
Genuine-spec US layout keyboard replacement for MacBook Air 13″ (Model A2337, 2020)—featuring the Magic Keyboard design with scissor-switch mechanism, backlighting, and full OEM compatibility. Compatible With: MacBook Air 13-inch (2020, Model A2337) – includes both M1 and Intel Core i3/i5/i7 variants. Keyboard Type: Apple’s updated Magic Keyboard with scissor-switch mechanism—more reliable and comfortable than earlier Butterfly designs. Layout: Standard US English (QWERTY), including inverted-T arrow keys and full function row. Integrated Features: Backlit keys, ambient light sensor support, and original ribbon cable connector for seamless plug-and-play installation. Build & Fit: Precision-engineered to match Apple’s original dimensions, key spacing, and tactile response—ensures flush mounting within the top case. Installation Note: The keyboard is glued into the top case and requires careful removal and re-adhesion. Full top case disassembly is necessary. Recommended for experienced repair technicians
The LG UltraGear 27GP750-B 27″ 240Hz FHD Gaming Monitor delivers ultra-smooth performance and vivid visuals for serious gamers. Its 27-inch Full HD screen provides sharp and clear images, making games, movies, and content creation more engaging. Moreover, the high 240Hz refresh rate ensures fluid motion and responsive gameplay, giving you a competitive advantage in fast-paced games. This monitor features a low response time that minimizes motion blur and ghosting, ensuring every action is precise and clear. Additionally, it offers accurate colors and wide viewing angles, enhancing the visual experience for gaming and entertainment. Its sleek design complements any gaming setup or office environment while providing a professional and modern aesthetic. The LG UltraGear 27GP750-B includes multiple connectivity options, making it easy to connect PCs, consoles, and other devices. Furthermore, ergonomic tilt and height adjustments provide comfort during long gaming sessions. Therefore, it is ideal for competitive gamers, streamers, and content creators. Finally, it combines responsive performance, crisp visuals, and user-friendly design for a superior gaming experience. Specifications: 27″ Full HD gaming monitor 240Hz refresh rate for ultra-smooth gameplay Low response time for reduced blur Accurate colors and wide viewing angles Multiple connectivity options
Genuine-spec touchpad flex cable for MacBook Air 13″ (Model A1932, 2018–2019)—essential for restoring full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Air 13-inch (2018 & 2019, Model A1932, Model Identifier MacBookAir8,1) with Intel Core i5/i7 processors. Part Type: Touchpad flex cable only—does not include the trackpad housing, Taptic Engine, or mounting hardware. This is the OEM-style ribbon cable that connects the trackpad to the logic board. Function: Transmits touch input, Force Touch pressure data, and haptic feedback signals—critical for macOS gestures like Force Click, three-finger lookup, pinch-to-zoom, and smooth cursor tracking. OEM-Quality Build: Matches Apple’s original in length, connector pitch, EMI shielding, and flexibility—ensures reliable signal integrity and long-term durability. Common Use Cases: Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is unusable Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is unusable Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full bottom case removal and careful routing beneath the battery. The cable connects via a ZIF (Zero Insertion Force) socket on the logic board—must be properly aligned and latched without force. Recommended for experienced or certified technicians. Important: This is flex cable only—not a complete trackpad assembly. Must be used with the original or compatible A1932 trackpad and Taptic Engine. Not compatible with MacBook Air M1 (A2337/A2338), M2 (A2681/A2941), or any MacBook Pro model. This is flex cable only—not a complete trackpad assembly. Must be used with the original or compatible A1932 trackpad and Taptic Engine. Not compatible with MacBook Air M1 (A2337/A2338), M2 (A2681/A2941), or any MacBook Pro model.
The Lenovo ThinkPad P50s is a business-class 15.6-inch mobile workstation that pairs a 6th-generation Intel Core i7 dual-core processor with a dedicated NVIDIA Quadro M500M 2 GB graphics card, 16 GB of RAM and a 256 GB SSD. It’s designed for professionals who need workstation capability in a relatively slim and portable form-factor.
The ViewSonic 27″ 180Hz Gaming Monitor delivers an ultra-smooth gaming experience. With a 180Hz refresh rate, every motion looks fluid and lag-free. This makes it perfect for fast-paced games like shooters and racing titles. Featuring a 1ms response time, the monitor reduces motion blur and ghosting. You get sharper visuals and smoother gameplay, giving you a competitive edge. Say goodbye to input lag and enjoy instant reactions. The ViewSonic 27-inch Gaming Monitor offers Full HD resolution for crisp and detailed visuals. Whether you’re gaming, streaming, or working, you’ll enjoy clear images with vibrant colors. The IPS panel ensures wide viewing angles and accurate colors. With AMD FreeSync technology, screen tearing and stuttering are eliminated. The monitor syncs with your graphics card for seamless gameplay. This ensures a smoother and more immersive gaming experience, even in demanding scenes. This monitor is designed for comfort and versatility. The ergonomic stand allows you to adjust height, tilt, and swivel for the perfect viewing angle. You can also mount it on a wall for a clean setup. Multiple connectivity options make the ViewSonic 27″ 180Hz Gaming Monitor easy to use. It includes HDMI and DisplayPort, allowing you to connect to gaming consoles, PCs, and more. With a sleek, modern design, this monitor enhances any gaming setup. The narrow bezels create a seamless multi-monitor experience. Enjoy distraction-free gaming with an immersive display. Upgrade your gaming experience with the ViewSonic 27″ 180Hz Gaming Monitor. Enjoy smooth performance, fast response times, and stunning visuals. Specifications: Display : 27″ IPS Resolution : 1920 x 1080 FHD Refresh Rate : 180Hz Response Rate : 1ms MPRT
MacBook Pro A1708 Battery A1713 for MacBook Pro 13 Inch A1708 Late 2016 Mid 2017 (EMC 2978 3164), A2171 Laptop Replacement Battery for MacBook Pro 13 Inch A2159 (2019) A2289 (2020) A2338 (2020) 【Macbook pro 13 Inch battery A1713 & A2171 Battery Specification】– Voltage: 11.4V. Capacity: 54.5Wh / 4781mAh, Battery Type: Li-ion 【Newest 4.0 upgraded OEM Battery for Apple macbook pro】– Japan High Performance Electric Core. Cobalt Proportion: >98%. Upgrade chip. Up to 1500+ recharge cycles over the life of the battery. Overcharger and Discharger Circuit Protection, Ensure fast charges and low power consumption, UL-/CE-/FCC-/RoHS-Certified for safety 【Replacement Battery A1713 for A1708 Macbook pro 13 inch】– A1708 Macbook pro 13” Late 2016: MacBook Pro 13-Inch “Core i5” 2.0 & MacBook Pro 13-Inch “Core i7” 2.4 (MacBookPro13,1, EMC2978, MLL42xx/A, MLUQ2xx/A). — A1708 Macbook pro 13” Mid 2017: MacBook Pro 13-Inch “Core i5” 2.3 & MacBook Pro 13-Inch “Core i7” 2.5 (MacBookPro14,1, EMC3164, MPXQ2xx/A, MPXR2xx/A, MPXT2xx/A, MPXU2xx/A) 【Replacement Battery A2171 for A2159 & A2289 & A2338 Macbook pro 13 inch】– A2159 Macbook pro 13” 2019: MacBook Pro 13-Inch “Core i5” 1.4 Touch & “Core i7” 1.7 Touch (MacBookPro15,4, EMC3301, MUHN2xx/A, MUHP2xx/A, MUHQ2xx/A, MUHR2xx/A, MUHR2xx/B). — A2289 Year 2020: MacBook Pro 13-Inch “Core i5” 1.4 & “Core i7” 1.7 (MacBookPro16,3, EMC 3456, MXK32xx/A, MXK52xx/A, MXK62xx/A, MXK72xx/A). — A2338 Year 2020: MacBook Pro 13-Inch “M1” 8-Core 3.2 (MacBookPro17,1, EMC3578, MYDA2LL/A*)
WiWU A821CH 8‑in‑1 Stand & Dock – A foldable aluminum laptop stand with a built-in 8‑port USB‑C dock (two USB‑A, two USB‑C, HDMI 4K30, SD/TF, Gigabit Ethernet, PD 100 W).Enhances comfort, cooling, and functionality—perfect for decluttered, professional work setups. Model: WiWU A821CH Design: Sturdy aluminum alloy stand with foldable, portable design, hollow surface for cooling, and silicone pads to prevent slips Dimensions & Weight: Compact when folded (~400 g in aluminum) Docking Hub Ports: 2 × USB-C ports 2 × USB‑A 3.0 ports 1 × HDMI (up to 4K@30 Hz) SD + micro‑SD card slots 1 × RJ‑45 Gigabit Ethernet (1000 Mbps) Docking Hub Ports: 2 × USB-C ports 2 × USB‑A 3.0 ports 1 × HDMI (up to 4K@30 Hz) SD + micro‑SD card slots 1 × RJ‑45 Gigabit Ethernet (1000 Mbps) Power Delivery: USB-C PD 3.0 supports up to 100 W—can charge a laptop while using other ports Connectivity: HDMI supports up to 4K@30 Hz; Ethernet up to Gigabit speed Stand Features: Detachable base—can use stand and hub together or separately, with adjustable ergonomic angles and vents for airflow Durability: Aluminum alloy with frosted texture, scratch-resistant finish, tested to executive standards
Samsung Odyssey OLED G5 G50SF 180Hz Monitor delivers sharp visuals and smooth gameplay for demanding players. It features a 27-inch QHD display with OLED technology. As a result, colors appear vibrant and contrast looks deep and realistic. Moreover, the QD-OLED panel enhances brightness and color accuracy. It supports a wide color range and Pantone validation for precise tones. In addition, HDR10 improves contrast and highlights for a more immersive experience. Furthermore, the 180Hz refresh rate and 0.03ms response time ensure fast and fluid motion. This helps reduce blur and improve reaction speed during gameplay. NVIDIA G-Sync compatibility and AMD FreeSync also reduce tearing and stutter. Finally, Samsung Odyssey OLED G5 G50SF 180Hz Monitor includes gaming tools like Black Equalizer and Virtual Aim Point. These features improve visibility and accuracy. Therefore, players gain better control in every match. Specifications: 27-inch QHD (2560×1440) OLED display with vibrant colors and deep contrast 180Hz refresh rate with ultra-fast 0.03ms response time for smooth gameplay HDR10 support for improved brightness, contrast, and image depth NVIDIA G-Sync Compatible and AMD FreeSync for tear-free gaming Gaming features including Black Equalizer and Virtual Aim Point for better visibility
Genuine-spec touchpad flex cable for MacBook Pro 16″ (Model A2485, 2021, M1 Pro/Max)—critical for restoring full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repairs. Compatible With: MacBook Pro 16-inch (2021, Model A2485) with Apple M1 Pro or M1 Max chip (Model Identifiers: MacBookPro18,1 / MacBookPro18,2). Part Type: Touchpad flex cable only—does not include the trackpad, Taptic Engine, or mounting hardware. This is the OEM-style ribbon cable that connects the trackpad to the logic board. Function: Transmits touch coordinates, Force Touch pressure data, and haptic feedback signals—essential for macOS gestures (e.g., pinch-to-zoom, Force Click, three-finger lookup) and Taptic Engine operation. OEM-Quality Construction: Precisely replicated to Apple’s original specifications—including cable length, connector type, EMI shielding, and flex routing—ensuring signal integrity and long-term reliability. Common Use Cases: Replacing a torn, frayed, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, lost Force Touch, or complete unresponsiveness Replacing a torn, frayed, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised Fixing intermittent trackpad behavior, lost Force Touch, or complete unresponsiveness Installation Note: Requires full disassembly of the bottom case and careful routing around the battery and logic board. Connectors use ZIF (Zero Insertion Force) sockets—must be aligned and latched gently. Recommended for certified or professional repair technicians only.
The Xiaomi TV A Pro 55 2026 delivers sharp and vibrant visuals for movies, shows, and games. Its 55-inch QLED 4K display provides detailed, lifelike images with bright colors and deep contrast. High resolution ensures that every scene shows fine details clearly. The TV uses a quantum-dot QLED panel that enhances color accuracy and expands the color range. Colors appear vivid, realistic, and consistent from scene to scene. Dark areas stay deep, bright areas stay clear, and overall image quality feels more natural and immersive. The Xiaomi TV A Pro 55 2026 also supports advanced HDR formats like HDR10+ and HLG. These boost contrast and improve brightness and shadow detail, resulting in richer and more cinematic picture quality. An additional HDR enhancement mode further refines overall image depth and clarity. Sound quality is enhanced with built-in dual speakers supporting Dolby Audio and DTS:X. This provides clear, balanced, and immersive audio without requiring external speakers. Design-wise, the TV features a premium metal frame with ultra-slim bezels, giving it a sleek and modern appearance that fits well into any living room setup. Powered by Google TV, the Xiaomi TV A Pro 55 2026 offers easy access to streaming apps, voice control, content recommendations, smart-home integration, and seamless casting. It provides a smooth and user-friendly smart TV experience. Overall, this model combines excellent picture quality, smooth motion, strong audio, and smart functionality, making it an ideal 55″ 4K TV for movies, gaming, and everyday entertainment. Specifications: Display Type QLED Resolution 4K, 3840 × 2160 Speaker 2 x 10W Dimensions including base (L × W × H) 1226*312*770mm Dimensions not including base (L × W × H) 1226*76*711mm CPU Quad cortex A55 GPU Mali-G52 MC1 RAM 2GB ROM 8GB
The Lenovo ThinkVision T34w-20 is a 34-inch ultrawide curved monitor designed for productivity and multitasking.Its large screen provides more workspace, making it ideal for office work, content creation, and professional use. The WQHD ultrawide resolution delivers sharp details and clear visuals across the entire screen.The curved design improves viewing comfort and helps keep content within natural sight lines. The monitor includes USB-C connectivity that supports video, data transfer, and device charging through one cable.Additionally, multiple connectivity options allow easy connection to laptops and desktop PCs. An ergonomic stand allows height, tilt, and swivel adjustments for comfortable long working sessions.Eye-care technologies help reduce strain during extended daily use. Specifications: Screen Size: 34″ Curved VA panel Resolution: 3440 × 1440 WQHD ultrawide Connectivity: USB-C, HDMI, DisplayPort, USB hub Ergonomics: Height, tilt, and swivel adjustment Features: Eye-care and multitasking-friendly design
Original 13.3-inch LCD display assembly for MacBook Air A1466, pulled from a working unit. OEM, drop-in replacement for cracked or nonfunctional screens—ideal for restoring perfect visuals. This is a genuine Apple LCD display assembly for the MacBook Air model A1466 (mid-2013 to ~2017). It was removed from a working machine (“pulled”) and tested. It’s intended to replace failed, cracked, or damaged screens with an OEM original part. Key Features & Functionality Factory original LCD panel with LED backlight Includes glass, mounting frame, hinges, display cable Calibrated by Apple for color accuracy, brightness, contrast Tested for display quality, backlight uniformity, dead or stuck pixels Fits directly in A1466 models with correct alignment and cable interface Specifications Important Notes & Caveats Must ensure your MacBook is A1466 — wrong model = mismatch in frame, mounting, cable. As a used component, there may be light cosmetic wear or micro-scratches. Always test before full installation (connect the cable, boot, check display and backlight). Be careful handling: glass is fragile and the flex cable is delicate. Alignment and screw placement are critical — incorrect installation can damage the new screen.
WiWU Linker 721HD Hub – Compact USB-C hub with 7 ports including 100W PD, dual USB-A, USB-C data, HDMI 4K60, and dual SD/TF slots.Aluminum body, plug‑and‑play compatibility with MacBooks and modern USB‑C devices—ideal for laptop expansion. Model: Linker 721HD (WiWU) Material: Aluminum-alloy shell Ports: 2 × USB‑A 3.1 1 × USB‑C 3.1 (data) 1 × USB‑C PD power delivery (up to 100 W) 1 × HDMI (4K @ 60 Hz) SD card slot + micro‑SD (TF) slot (USB 3.0 speed) Ports: 2 × USB‑A 3.1 1 × USB‑C 3.1 (data) 1 × USB‑C PD power delivery (up to 100 W) 1 × HDMI (4K @ 60 Hz) SD card slot + micro‑SD (TF) slot (USB 3.0 speed) Cable: Fixed USB‑C male cable (approx. 15 cm) Compatibility: Plug-and-play with USB-C/Thunderbolt 3/4 devices (MacBook, XPS, Chromebooks, mobile devices with DP-Alt Mode) Design: Compact, space gray finish optimized for travel/work setups Weight: ~150 g
LG UltraFine 27 inch 4K UHD IPS Monitor 27US550-W is designed for clear visuals, accurate colors, and daily productivity. It features a 27-inch IPS display with 4K UHD resolution for detailed viewing. Additionally, it supports HDR10 and up to 90% DCI-P3 color coverage. Therefore, it works well for office tasks, content viewing, and creative work. The LG UltraFine 27 inch 4K UHD IPS Monitor 27US550-W delivers 3840 x 2160 resolution with a 60Hz refresh rate and 5ms response time. Moreover, it includes 300 nits typical brightness and a 1000:1 contrast ratio for balanced image quality. It offers two HDMI ports, one DisplayPort, and a headphone out for flexible connectivity. In addition, the stand supports tilt, height, swivel, and pivot adjustment for better comfort. Furthermore, the monitor includes features like Flicker Safe, Reader Mode, Black Stabilizer, and LG Switch for multitasking. As a result, users can improve comfort and workflow during long work sessions. It also supports VESA 100 x 100 mm wall mounting for flexible desk setups. Specifications: 27-inch IPS display with 3840 x 2160 4K UHD resolution HDR10 support with up to 90% DCI-P3 color gamut 60Hz refresh rate with 5ms response time 2 HDMI ports, 1 DisplayPort, and headphone out Tilt, height, swivel, and pivot adjustable stand
Lightning-fast: Experience the best available in IPS Technology with native refresh rates of up to 240Hz. 1ms response. No gimmicks: A true 1ms response time blasts away ghosting and blurs for clear images with no artificial tricks needed. The ultimate color coverage True colors, real speed: New, fast IPS technology helps maintain image clarity from every angle of the screen. Plus, with up to 99% sRGB color coverage, you have a wide array of colors in your arsenal. Best of both worlds: A 24.5” monitor combined with native FHD 1080p resolution provides the best pixel-per-inch ratio, so details are clearer and images are life-like, making the 24.5” form factor the ideal size for high speed gaming.
Apple MacBook Pro 16” (2019) — professional-grade power and stunning Retina display.• Intel Core i9 • 32 GB RAM • 500 GB SSD • 4 GB Dedicated GraphicsRetina Display | macOS |
The Lenovo Legion 24-10 23.8″ FHD Gaming Monitor 68C4GAC4EU is built for competitive gaming and smooth visual performance. It features a Full HD resolution with a fast refresh rate designed for esports titles and high-FPS gameplay. Additionally, its compact 23.8-inch size supports focused desk setups. This monitor delivers a 1920 × 1080 IPS display with a 240Hz refresh rate. Moreover, it includes a 0.5ms MPRT response time for reduced motion blur during fast scenes. The Lenovo Legion 24-10 supports 99% sRGB color coverage for consistent and accurate colors. Therefore, it works well for both gaming and general multimedia use. It also features wide 178° viewing angles for stable image quality from different positions. It includes AMD FreeSync Premium support to reduce screen tearing and stuttering. Additionally, it uses adaptive sync technology for smoother frame delivery in supported games. The Lenovo Legion 24-10 23.8″ FHD Gaming Monitor 68C4GAC4EU focuses on speed, responsiveness, and smooth gameplay for competitive users who need consistent high-refresh performance. Specifications: 23.8-inch Full HD (1920 × 1080) IPS display 240Hz refresh rate for smooth gaming performance 0.5ms MPRT response time for reduced motion blur 99% sRGB color gamut for accurate color reproduction AMD FreeSync Premium for tear-free gameplay
The Dell P3424WEB Pro Plus 34″ 4K 60Hz Video Conferencing Monitor delivers a large, immersive screen ideal for work, meetings, and multitasking. You get a wide curved display that fills your field of view. It lets you open many windows side by side for improved productivity. Moreover, the Dell P3424WEB Pro Plus 34″ 4K 60Hz Video Conferencing Monitor includes a high-quality built-in webcam. The camera captures sharp and clear video for meetings. Integrated microphones and speakers provide clear sound without extra devices. This makes virtual calls simple and effective. In addition, the monitor supports USB-C with up to 90W power delivery. You can connect and charge a laptop with a single cable. This reduces desk clutter and simplifies setup. It also supports HDMI, DisplayPort, Ethernet and multiple USB ports for many devices. Furthermore, the Dell P3424WEB Pro Plus 34″ 4K 60Hz Video Conferencing Monitor uses a wide IPS curved panel with great color accuracy. Colors stay vivid and natural from wide viewing angles. This is useful for design work, video editing, or media viewing. The large screen enhances focus and comfort. Also, the monitor includes adjustable stand for height, tilt, and swivel. You can adjust it to a comfortable viewing position. The thin bezels and modern frame give a clean, professional look to any office space. The curved shape reduces glare and eyestrain during long hours. Overall, the Dell P3424WEB Pro Plus 34″ 4K 60Hz Video Conferencing Monitor combines a large display, smart connectivity, and built-in conferencing tools. It improves productivity, simplifies video calls, and enhances work comfort. This monitor is ideal for professionals, remote workers, creators, and teams needing an all-in-one display solution. Specifications: Display : 34″ IPS Resolution : WQHD 3440 x 1440 Refresh Rate : 60Hz Response Time : 8ms Curvature : 3800R
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
