• 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
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).
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
Looking for a top-notch gaming monitor? Look no further than the MSI G255F 24″ 180HZ Gaming Monitor. With its impressive 180Hz refresh rate, this monitor ensures smooth and fluid gameplay, providing you with a competitive edge in fast-paced games. The MSI G255F features a 24-inch display, offering vibrant colors and sharp visuals for an immersive gaming experience. Whether you’re battling foes or exploring vast virtual worlds, every detail will pop on this monitor. Equipped with AMD FreeSync technology, the G255F eliminates screen tearing and stuttering, delivering tear-free gaming sessions. Say goodbye to distractions and hello to uninterrupted gaming bliss. Thanks to its fast response time, input lag is minimized, ensuring responsive controls and accurate gameplay. You’ll feel in total control of your actions, giving you the edge you need to dominate the competition. The slim bezel design of the G255F not only looks sleek but also maximizes your viewing area, immersing you further into the game. Say goodbye to distractions and hello to pure gaming immersion. Setting up the MSI G255F is a breeze with its versatile connectivity options, including HDMI and DisplayPort inputs. Whether you’re connecting to a PC or gaming console, compatibility is never an issue. In addition to its gaming prowess, the G255F doubles as a versatile productivity tool with its adjustable stand. Customize your viewing angle for optimal comfort during long gaming sessions or work marathons. In conclusion, the MSI G255F 24″ 180HZ Gaming Monitor is a powerhouse of performance, delivering smooth gameplay, vibrant visuals, and versatile functionality. Upgrade your gaming setup today and experience the difference for yourself. Specifications: Display : 24.5” Rapid IPS Resolution : 1920 x 1080 (FHD) Refresh Rate : 180Hz Response Rate : 1ms (GtG)
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
MSI Modern MD271UL 27″ 4K Business Monitor is a 27-inch IPS display for office work and creative tasks. It shows 4K UHD resolution (3840 × 2160) for sharp text and clear images. Additionally, it fits well in modern minimal setups. Moreover, MSI designed this monitor for color accuracy and productivity. It supports wide color gamut for design and editing work. Therefore, it suits professionals who need reliable visual quality instead of gaming speed. In addition, MSI Modern MD271UL 27″ 4K Business Monitor includes USB-C connectivity with power delivery. This allows a single cable connection for compatible laptops. It also includes HDMI and DisplayPort for flexible use. Furthermore, it adds eye-care features to reduce strain during long sessions. The monitor runs at 60Hz for stable and consistent performance. It works well in offices, studios, and home workspaces. As a result, it supports multitasking and daily productivity with ease. MSI Modern MD271UL 27″ 4K Business Monitor delivers sharp 4K visuals, strong color accuracy, and simple USB-C connectivity for professional use. Specifications: 27-inch 4K UHD IPS display (3840×2160) USB-C with power delivery support Wide color gamut for accurate visuals HDMI and DisplayPort connectivity Eye-care technology for long use comfort
Brand Crucial Computer Memory Size 8 GB RAM Memory Technology DDR4 Memory Speed 2666 MHz Compatible Devices Laptop, PC Improve your system's responsiveness, run apps faster and multitask with ease Install with ease; no computer skills required How-to guides available at Crucial Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise ECC Type = Non-ECC, Form Factor = SODIMM, Pin Count = 260-pin, PC Speed = PC4-21300, Voltage = 1.2V, Rank and Configuration = 1Rx16, 1Rx8 or 2Rx8 Brand Crucial Computer Memory Size 8 GB RAM Memory Technology DDR4 Memory Speed 2666 MHz Compatible Devices Laptop, PC Improve your system’s responsiveness, run apps faster and multitask with ease Install with ease; no computer skills required How-to guides available at Crucial Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise ECC Type = Non-ECC, Form Factor = SODIMM, Pin Count = 260-pin, PC Speed = PC4-21300, Voltage = 1.2V, Rank and Configuration = 1Rx16, 1Rx8 or 2Rx8
Huawei IdeaHub B2 IHB2-65PU 65-inch conferencing display delivers an advanced all-in-one solution for modern meeting rooms. It combines a 4K UHD touchscreen with smart collaboration tools to enhance productivity and communication. As a result, teams can present, write, and share ideas seamlessly across multiple platforms. Moreover, the zero-gap laminated IPS panel ensures sharp visuals and precise touch response. The infrared multi-touch system supports up to 20 touch points, while low latency writing creates a smooth and natural pen experience. In addition, smart handwriting recognition and annotation features improve brainstorming and note-taking efficiency. Furthermore, the device includes dual WiFi connectivity and wide compatibility with Android, Windows, iOS, and macOS systems. The built-in speakers deliver clear audio, and the multiple front and rear ports provide flexible connectivity for various devices. Therefore, it is ideal for presentations, video conferencing, and collaborative workspaces. Huawei IdeaHub B2 65-inch display offers powerful performance, seamless connectivity, and intelligent collaboration features for professional environments. Specifications: 65-inch 4K UHD (3840 × 2160) IPS display with zero-gap laminated glass Infrared multi-touch supporting up to 20 touch points Low latency writing (25 ms) with smart handwriting recognition Dual WiFi (2.4GHz and 5GHz) with multi-OS compatibility Multiple ports including HDMI, USB, Type-C, RJ45, and OPS support
LG 32UN880-B 32 Inch UltraFine™ Display Ergo 4K HDR10 Monitor PICTURE QUALITY Screen Size 31.5″ Display Type IPS Response Time 5ms (GTG) Refresh Rate 60Hz Color Gamut (Typ.) DCI-P3 95% (CIE1976) Color Depth (Number of Colors) 1.07B Pixel Pitch (mm) 0.18159 x 0.18159 mm Aspect Ratio 16:9 Resolution 3840 x 2160 Brightness 350nits (typ) Contrast Ratio 1000:1 Viewing Angle 178º (R/L), 178º (U/D) Surface Treatment Anti-Glare INPUT/OUTPUT HDMI Yes x 2 DisplayPort Yes x 1 USB Type-C Yes Headphone Out Yes USB Down-stream Yes x 2 USB-C (DP Alternate Mode) Yes USB-C (Data Transmission) Yes POWER Type Adapter Input 100-240 Vac, 50/60 Hz Power Save/Sleep Mode (Max) 0.5W DC Off (Max) Less than 0.3W Power Consumption (Typ.) 160W Power Consumption (Max.) 55W Specifications: LG 32UN880-B 32 Inch UltraFine™ Display Ergo 4K HDR10 Monitor PICTURE QUALITY Screen Size 31.5″ Display Type IPS Response Time 5ms (GTG) Refresh Rate 60Hz Color Gamut (Typ.) DCI-P3 95% (CIE1976) Color Depth (Number of Colors) 1.07B Pixel Pitch (mm) 0.18159 x 0.18159 mm 1 Year Warranty
The Samsung 65″ QLED Q8F 4K Samsung Vision AI Smart TV QA65Q8FAAUXTW delivers a premium viewing experience with advanced QLED display technology. It produces bright, sharp, and colorful images, so movies, sports, and games look clear and immersive on the 65-inch screen. QLED technology uses Quantum Dot color enhancement to improve brightness and color accuracy. As a result, visuals appear more vibrant and balanced in both dark and bright scenes. This helps maintain consistent picture quality across different types of content and lighting conditions. Samsung Vision AI enhances picture and sound in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color for optimal results. Therefore, the TV consistently delivers improved visuals without manual tuning. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity and detail. HDR support expands contrast and color depth, making visuals more dynamic and lifelike. Fast motion handling also improves clarity, which enhances sports and action content by reducing blur and improving smoothness. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and allows quick switching between applications. In addition, the slim design with thin bezels gives the Samsung 65 QLED Q8F 4K Samsung Vision AI Smart TV QA65Q8FAAUXTW a modern and premium appearance suitable for any living space. Overall, this Samsung QLED TV combines strong brightness performance, AI optimization, and smart connectivity for a powerful home entertainment experience. Specifications: QLED technology delivers bright and colorful picture quality 65-inch 4K display provides immersive viewing experience Vision AI enhances picture and sound automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
MULTI-FUNCTIONAL: Portable retro speaker, support Bluetooth, U disk, Memory Card, AUX (connect to MP3, MP4 player, smartphone, PC) to play music. It is easy to enjoy stereo sound for music lovers. LONG BATTERY LIFE: Bluetooth speaker has a built-in 1800mAh battery, rechargeable and environmentally friendly, providing 8 hours of battery life, ensuring you can enjoy your favorite music and radio stations for a long time. CLEAR SOUND: The radio speaker’s built-in powerful DSP chip and antenna provide excellent reception, allowing you to experience clear sound. Stations can be easily selected, making it convenient to find your favorite FM channels. POWERFUL: This speaker is compact but with high power, the 5W speaker delivers powerful sound quality. Allows you to enjoy rich and immersive sound, transforming your room into a charming listening environment. RETRO DESIGN: The small FM radio speaker with charming and versatile design incorporates classic aesthetics, making it a delightful addition to your sound collection. For living rooms, bedrooms, parties, etc.
The ASUS VG27AQ3A 27 inch QHD 180Hz Monitor is a 27-inch gaming display designed for smooth performance and clear image quality. It uses a Fast IPS panel that provides wide viewing angles and consistent colors for gaming and everyday use. It features a QHD (2560×1440) resolution, which delivers sharper detail than Full HD. Therefore, users get more screen space and clearer visuals for games, work, and media. The monitor supports a 180Hz refresh rate for smoother motion in fast-paced gameplay. In addition, it includes a 1ms response time to reduce motion blur during rapid actions. It also features ELMB Sync technology, which combines motion blur reduction with adaptive sync. As a result, it helps reduce screen tearing and improves overall visual clarity. Moreover, it supports adaptive sync for smoother frame synchronization with compatible GPUs. The monitor also includes built-in gaming presets and on-screen display controls for quick adjustments. Overall, the ASUS VG27AQ3A 27 inch QHD 180Hz Monitor is built for high-refresh gaming, responsive performance, and sharp visual output in a 27-inch QHD format. Specifications: 27-inch QHD (2560×1440) display 180Hz refresh rate 1ms response time Fast IPS panel technology ELMB Sync for reduced motion blur 90LM0940-B01970
Philips 27M2N3200FQ is a 27-inch Full HD Fast IPS gaming monitor. It delivers a 1920 × 1080 resolution with a 200Hz refresh rate and 1ms response time. Additionally, it uses a Fast IPS panel for wide viewing angles and consistent color performance. Moreover, it supports Adaptive Sync for smoother visuals with reduced tearing. It includes SmartImage Game mode to optimize display settings for different game types. Furthermore, it features Flicker-Free technology and LowBlue Mode for reduced eye strain during long use. It also includes HDMI and DisplayPort connectivity for display input options. The Philips 27M2N3200FQ monitor provides high refresh Fast IPS performance for smooth gaming and everyday use. Specifications: 27-inch Fast IPS panel with Full HD 1920 × 1080 resolution 200Hz refresh rate for smooth motion display 1ms response time for reduced blur Adaptive Sync support for smoother visuals Flicker-Free technology and LowBlue Mode
WiWU Waterproof Large Capacity Minimalist Backpack Business Laptop Backpack Bags with Multi-Pockets For digital gadgets Minimalist Style Water-resistant material,Polyester Large Capacity Have Stock Size:15.6 inch
HP P24q G4 QHD Height Adjust Monitor Are you seeking a monitor that can elevate your workstation’s comfort and productivity? Meet the HP P24q G4 QHD Height Adjust Monitor, a versatile solution designed to meet your needs. One of the key features of the HP P24q G4 is its Quad High Definition (QHD) display. With four times the resolution of standard HD, you’ll experience stunning clarity and detail in your work and entertainment. The 24-inch screen size strikes a perfect balance, providing enough space for multitasking without taking up excessive desk space. It’s a comfortable and functional addition to any workspace. Adjusting the monitor to your preferred height is effortless, thanks to its height-adjustable stand. This allows you to tailor your viewing angle for maximum comfort, reducing strain during extended work hours. Setting up the P24q G4 is a straightforward process. Connect it to your PC or laptop through standard ports, and you’re ready to enhance your workspace. Say goodbye to complicated installation procedures. The monitor’s modern design not only complements your workspace but also adds a touch of sophistication. It blends seamlessly with your existing setup, enhancing the overall aesthetics. Whether you’re a professional or a casual user, the HP P24q G4 offers fantastic value for your investment. Its affordable price point ensures that you can enjoy top-notch features without breaking the bank. Specifications: 60.45 cm (23.8″) QHD (2560 x 1440) Asset control; Language selection; On-screen controls; Pivot rotation; Plug and Play; User controls; Anti-glare Response time: 5ms GtG (with overdrive) HDMI; VGA
NB OMS035 NB Desk Mount with Keyboard Tray for 19-27 Inch Screens Up to 9Kg Load Full Motion • Desk Stand offers comfortable viewing position that promotes healthy movements and requires minimum space at home or the office • Fits most 19 to 27 inch screens with ultra-wide foldable keyboard tray • Full motion mount with rotation 360°, swivel ±90° and Tilt angle +12° to -15° • The mount has an extension of 40” (1020 mm), retraction of 3.9” (100mm) and an upright lift distance of 18.9” (480mm) • Design includes a durable gas-strut to hover at any working position • Built-in extra shelf for phone and small goods storage • Supports load from 2 to 9 kg • Mounting VESA compliance 75×75 mm and 100×100 mm • Product dimensions: 24 x 7.3 x 14.4 cm Specifications: Specifications • NB Desk Mount with Keyboard Tray for 19-27 Inch Screens Up to 9Kg Load Full Motion • Desk Stand offers comfortable viewing position that promotes healthy movements and requires minimum space at home or the office • Fits most 19 to 27 inch screens with ultra-wide foldable keyboard tray • Full motion mount with rotation 360°, swivel ±90° and Tilt angle +12° to -15° • The mount has an extension of 40” (1020 mm), retraction of 3.9” (100mm) and an upright lift distance of 18.9” (480mm)
The Samsung Odyssey G3 24″ 180Hz Gaming Monitor delivers smooth gameplay with a high refresh rate. It ensures ultra-fast performance for competitive gaming. The 180Hz refresh rate reduces motion blur, making fast-paced action more fluid. Every frame appears crisp and clear, giving players an edge in fast-action games. With a 1ms response time, this gaming monitor eliminates lag and ghosting. It provides instant reactions, helping gamers stay ahead in intense battles. The quick response ensures accurate movements and smooth transitions between scenes. The Full HD 1920×1080 resolution offers sharp and detailed visuals. Every image appears clear, enhancing the gaming experience. The high contrast ratio improves depth and realism in darker scenes. Whether exploring dark landscapes or engaging in bright battlefields, the visuals remain immersive. The Samsung Odyssey G3 24″ 180Hz Gaming Monitor features AMD FreeSync Premium for tear-free gaming. It synchronizes the monitor’s refresh rate with the graphics card. This reduces screen tearing and stuttering, ensuring smooth gameplay. Even in demanding scenes, the visuals stay seamless. Designed with an ergonomic stand, this monitor offers height adjustment, tilt, and swivel options. Gamers can adjust the screen for maximum comfort during long gaming sessions. The slim bezel design creates a modern and immersive viewing experience. The monitor includes multiple connectivity options, including HDMI and DisplayPort. This ensures compatibility with gaming consoles, PCs, and other devices. The versatile connectivity makes it a great choice for any gaming setup. The Samsung Odyssey G3 24″ 180Hz Gaming Monitor is perfect for gamers seeking speed, clarity, and immersion. Its fast refresh rate, sharp visuals, and ergonomic design make it an excellent choice. Every game feels smoother, sharper, and more immersive. Specifications: Display : 24″ VA Resolution : FHD (1,920 x 1,080) Refresh Rate : 180Hz Response Rate : 1ms
TPLINK 300Mbps Wireless N ADSL2+ Modem Router TD-W8961N
Are you in search of a monitor that delivers both smooth performance and vibrant visuals? Look no further than the MSI Pro 27″ 100Hz Monitor. Designed to meet the demands of both gamers and professionals, this monitor offers a seamless viewing experience. First and foremost, let’s discuss its refresh rate. With a refresh rate of 100Hz, this monitor ensures buttery-smooth visuals, free from motion blur or screen tearing. Whether you’re gaming or working, every frame is delivered with precision and clarity. Additionally, the 27-inch display provides ample screen real estate, allowing for immersive gaming sessions or productive work environments. Say goodbye to squinting at small screens and hello to expansive viewing experiences. Transitioning to color accuracy, the MSI Pro monitor boasts vibrant and true-to-life colors, thanks to its advanced display technology. Whether you’re editing photos, watching movies, or gaming, every hue is rendered with stunning accuracy. Moreover, the monitor’s sleek and minimalist design adds a touch of sophistication to any workspace or gaming setup. Its thin bezels maximize screen space, while the adjustable stand ensures ergonomic viewing angles for maximum comfort. Furthermore, with multiple connectivity options, including HDMI and DisplayPort, this monitor seamlessly integrates with your existing setup. Whether you’re connecting a gaming console, PC, or laptop, setup is quick and hassle-free. In conclusion, the MSI Pro 27″ 100Hz Monitor is a versatile display solution that excels in both performance and aesthetics. Whether you’re a gamer, content creator, or professional, this monitor delivers an exceptional viewing experience that enhances productivity and enjoyment. Upgrade your display today and immerse yourself in the world of vibrant visuals and smooth performance. Specifications: Display : 27″ Resolution : 1920 x 1080 (FHD) Refresh Rate : 100Hz Response Rate : 1ms
The ViewSonic VA2409-H 24″ FHD 750Hz Monitor delivers clear visuals for daily work and home use. Its Full HD resolution shows sharp text and detailed images. The 24-inch screen offers a perfect balance between size and comfort. This makes it ideal for desks with limited space. Moreover, the ViewSonic VA2409-H 24″ FHD 750Hz Monitor offers an ultra-smooth refresh experience for fast screen motion. Scrolling becomes very smooth and clean. Videos appear fluid with less blur. As a result, motion looks natural and easy on the eyes. In addition, the monitor uses IPS panel technology for wide viewing angles. Colors stay accurate from every direction. This helps during shared screen use and teamwork. The image remains bright and steady at all times. Furthermore, the ViewSonic VA2409-H 24″ FHD 750Hz Monitor includes eye comfort features for daily protection. The low blue light mode helps reduce eye strain. The flicker-free design supports long viewing hours without discomfort. These features improve comfort during long work sessions. Also, the monitor supports flexible connection options for easy setup. It includes HDMI and VGA for wide device compatibility. You can connect laptops, desktops, and media devices easily. Switching between devices becomes fast and simple. In addition, the slim bezel design gives a clean and modern look. It fits well in both home and office setups. The stand supports tilt adjustment for basic viewing comfort. Wall mounting is also supported for a clean desk setup. Moreover, the display works well for office tasks, browsing, and media viewing. Text appears sharp and easy to read. Daily tasks feel smoother and more organized. The monitor blends easily into any workspace style. Overall, the ViewSonic VA2409-H 24″ FHD 750Hz Monitor offers clarity, smooth motion, and daily comfort. It supports work, study, and entertainment with ease. This monitor is a strong choice for users seeking smooth and simple screen performance. Specifications: Display : 24″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 75Hz Response Time : 3ms
