New A1932 A2179 A2337 DC in Power Jack Connector for Macbook Air 13" Type-C USB-C Power 821-01658-A 2018 2019 2020 Year New A1932 A2179 A2337 DC in Power Jack Connector for Macbook Air 13″ Type-C USB-C Power 821-01658-A 2018 2019 2020 Year About this item New A1932 A2179 A2337 DC Jack Power DC-in Board for MacBook Retina 13″ DC Power Jack Board We have good after-sales services. We share the latest information on laptop spare parts in the Chinese market with all our customers. This is NOT an easy job for someone with no technical skills in Disassembling or Assembling a laptop, So only purchase this item if you know how to install it. Each DC Board is tested before shipping and working.
Genuine Apple MacBook Pro 15″ (A1990) display assembly—carefully removed from original units and tested for quality. Perfect for repairs or replacements with full OEM clarity and color accuracy. Model Compatibility: Designed exclusively for MacBook Pro 15-inch (2018–2019 models, A1990). Original Apple Display: Not a third-party or replica—this is a genuine Apple Retina display assembly pulled from verified MacBook Pro units. Retina Quality: Features a 15.4-inch LED-backlit Retina display with 2880 x 1800 resolution, True Tone technology, and P3 wide color gamut for vibrant, accurate visuals. Includes Full Assembly: Complete with front glass, LCD panel, camera module, ambient light sensor, and bezel—ready for direct installation. Professionally Tested: Each unit undergoes visual and functional inspection to ensure no dead pixels, discoloration, or backlight bleeding. Condition: “Pulled” means it was removed from a working or used MacBook Pro—cosmetically clean with full functionality, but not brand new. Ideal for Repair Technicians: Perfect for screen replacements, device refurbishment, or parts resellers requiring OEM-level quality.
The Darkflash G24E 24″ 75Hz FHD Monitor offers an immersive viewing experience with its stunning 24-inch display. Whether you’re gaming, working, or watching movies, this monitor delivers vibrant and clear visuals. With its Full HD resolution, the Darkflash G24E ensures sharp and detailed images, bringing your content to life. The 75Hz refresh rate provides smoother motion and reduces screen tearing, enhancing your overall viewing experience. Setting up the Darkflash G24E 24″ Monitor is simple and hassle-free. It comes with multiple connectivity options, including HDMI and VGA ports, allowing you to connect to various devices effortlessly. Experience fast response times with the Darkflash G24E, which reduces lag and ghosting during fast-paced games or action-packed movies. This monitor is perfect for gamers who demand quick and precise visuals. The sleek and modern design of the Darkflash G24E 24″ 75Hz FHD Monitor complements any workspace or gaming setup. Its slim bezels provide a more immersive experience and allow for seamless multi-monitor setups. Eye strain is minimized with the Darkflash G24E’s flicker-free technology and blue light filter, making it comfortable for extended use. Enjoy your screen time without worrying about eye fatigue. In conclusion, the Darkflash G24E 24″ 75Hz FHD Monitor combines impressive visuals, fast response times, and ergonomic design. Upgrade your monitor today for an enhanced and comfortable viewing experience. Enjoy smooth gameplay, vivid colors, and reduced eye strain with the Darkflash G24E. Specifications: Display : 23.8″ FHD LED Refresh Rate : 75Hz
Genuine-spec touchpad flex cable compatible with both MacBook Air A2179 (Intel, 2020) and A2337 (M1, 2020)—restores full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Air 13″ (2020, Intel) – Model A2179 (Model Identifier: MacBookAir9,1) MacBook Air 13″ (2020, Apple M1) – Model A2337 (Model Identifier: MacBookAir10,1) MacBook Air 13″ (2020, Intel) – Model A2179 (Model Identifier: MacBookAir9,1) MacBook Air 13″ (2020, Apple M1) – Model A2337 (Model Identifier: MacBookAir10,1) ✅ Important Note: Despite different processors (Intel vs. M1), Apple used the same trackpad assembly and flex cable in both A2179 and A2337. This makes the flex cable fully interchangeable between the two models. 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 coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support: Force Click, three-finger lookup, swipe navigation, pinch-to-zoom, and smooth cursor tracking. Touch input coordinates Force Touch pressure data Haptic feedback signals to the Taptic Engine Enables full macOS gesture support: Force Click, three-finger lookup, swipe navigation, pinch-to-zoom, and smooth cursor tracking. OEM-Quality Build: Matches Apple’s original specifications in: Cable length and routing path Connector pitch and ZIF latch design EMI shielding and flex durability Cable length and routing path Connector pitch and ZIF latch design EMI shielding and flex durability Common Use Cases: Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is compromised 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 compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full bottom case removal and battery disconnection. Cable routes under the right side of the battery and logic board. Connects via a ZIF (Zero Insertion Force) socket—align carefully and latch gently. Recommended for experienced or certified technicians only. Requires full bottom case removal and battery disconnection. Cable routes under the right side of the battery and logic board. Connects via a ZIF (Zero Insertion Force) socket—align carefully and latch gently. Recommended for experienced or certified technicians only.
The MSI PRO MP275 E2 27″ 120Hz Business Monitor is designed for professionals who need a smooth and clear display. It offers excellent visuals, making work more efficient. This 27-inch business monitor features a Full HD resolution of 1920 x 1080 pixels. The large screen provides ample workspace for multitasking and productivity. The 120Hz refresh rate ensures smooth visuals, reducing screen tearing and lag. With Adaptive Sync technology, this monitor delivers a stutter-free experience. It adjusts refresh rates to match the display output. This helps in reducing motion blur, making scrolling and video playback smoother. The MSI PRO MP275 E2 27″ 120Hz Business Monitor has an anti-glare panel, reducing eye strain during long hours of work. It also includes Low Blue Light technology, which minimizes harmful blue light emissions. This makes it ideal for extended screen use. Its wide 178° viewing angles ensure a clear display from any position. The frameless design provides a modern look and allows for a multi-monitor setup without gaps. Connectivity options include HDMI and VGA ports, making it compatible with various devices. It is easy to set up with laptops, desktops, and other office equipment. The MSI PRO MP275 E2 is also VESA-mount compatible, allowing users to mount it on a wall or monitor arm. This helps in creating a clutter-free workspace. With a sleek and professional design, this business monitor is perfect for offices, home setups, and professionals who need a reliable display. Specifications: Display : 27″ IPS Resolution : 1920 x 1080 (FHD) Refresh Rate : 120Hz Response Rate : 1ms
The Samsung 86″ Interactive E-Board LH86WACW offers a large and clear display for classrooms and meeting rooms. It shows bright images with strong detail. The screen size allows everyone in the room to see clearly. This improves communication and teamwork. Moreover, the Samsung Interactive E-Board LH86WACW supports smooth touch control. You can write, draw, and move items with ease. The touch response feels fast and natural. This helps teachers and teams present ideas more effectively. In addition, the board includes multiple connection options. You can connect laptops, tablets, and other devices quickly. This makes sharing content easier for everyone. The board also supports wireless features for more flexible use. Furthermore, the Samsung 86″ Interactive E-Board LH86WACW includes built-in software tools. These tools allow easy note-taking and smart collaboration. You can save your work and share it instantly. This helps improve learning and workflow. Also, the display uses strong protection glass. It resists scratches and damage during daily use. The durable design makes it ideal for schools and offices. It stays reliable even with heavy use. The sleek design of the Samsung Interactive E-Board LH86WACW looks modern and professional. It fits well in classrooms, conference rooms, and training centers. The slim frame gives the screen a clean and elegant look. This makes every space feel more advanced. Overall, the Samsung 86″ Interactive E-Board LH86WACW offers clear visuals, fast touch control, and smart tools in one device. It helps teams share ideas better and faster. It also makes lessons more interactive and engaging. This board is perfect for education, business, and training environments. Specifications: Display : 86″ IPS Resolution : 3840×2160 Refresh Rate : 60Hz Response Time : 8ms Model : LH86WACW
lenovo battery L16L2PB2 L16M2PB1 L16S2PB2 L16C2PB2 Laptop Notebook Battery for Lenovo 5000-15 2ICP6/55/90 Series 7.4V 30Wh 4050mAh About this item Condition: New Voltage: 7.4V Capacity: 30Wh/4050mAh Replace Part Number: L16M2PB1 L16L2PB2 L16M2PB2 L16S2PB1 L16L2PB3 L16C2PB1 L17L2PF1 L17M2PB7 L16C2PB2 L16L2PB1 L16M2PB3 2ICP6/55/90 Fit For: Lenovo 5000-15 Series Raise the battery life: 1: After receiving the battery, Please charge it fully, discharge it to around 10, and do it three times. 2: If you don’t use the battery for a long time, please charge and discharge it once a month
A premium pre-owned Lenovo ThinkPad T590 with a 15.6" display, powerful 8th Gen Core i5 processor, 8GB RAM, and fast 256GB SSD—engineered for professionals who need reliability, security, and all-day productivity.
HP M24f Monitor Overview The HP M24f is a 24-inch Full HD monitor designed for work and everyday use. It offers a slim design and reliable performance. As a result, it suits offices, home setups, and students. 24-Inch Full HD Display This monitor features a 24-inch Full HD resolution. Therefore, text appears sharp and easy to read. Moreover, images look clear and well balanced. Because of this, it supports long working sessions comfortably. In addition, the wide viewing angles improve screen visibility. As a result, content stays clear from different positions. Smooth Visual Performance The HP M24f delivers smooth visuals for daily tasks. As a result, scrolling and browsing feel natural. Furthermore, the display maintains consistent brightness. This improves overall viewing comfort. Eye Comfort and Anti-Glare Screen This monitor includes eye comfort features. Therefore, it helps reduce eye strain. In addition, the anti-glare coating minimizes reflections. As a result, users can work comfortably in bright rooms. Connectivity and Compatibility The HP M24f includes HDMI and VGA ports. As a result, it connects easily to modern and older devices. Moreover, setup is quick and simple. Therefore, users can start working right away. Slim Design and Mounting Options The monitor features a sleek and modern design. In addition, it supports VESA mounting. As a result, users can save desk space and customize layouts. Ideal for Daily Use This monitor focuses on clarity and reliability. Moreover, it suits office work, browsing, and media viewing. In conclusion, the HP M24f offers a balanced and efficient display solution. Specifications: Display: 23.8-inch IPS panel with 178-degree ultra-wide viewing angles. Resolution: FHD (1920 X 1080) at 75Hz refresh rate. Visual Quality: 300 nits brightness, 1000:1 contrast ratio, and 99% sRGB color gamut for accurate, vibrant, and consistent colors. Gaming/Performance: AMD Free Sync technology reduces screen tearing and stuttering
The BenQ ZOWIE XL2566K TN 360Hz 24.5″ Gaming Monitor is designed for serious gamers. Its 360Hz refresh rate ensures incredibly smooth and fluid motion, reducing blur and ghosting in fast-paced games. With a 24.5″ TN panel, this gaming monitor delivers vibrant colors and sharp images. The TN technology ensures low response times, making it ideal for competitive gaming where every millisecond counts. Setting up the BenQ ZOWIE XL2566K is simple and straightforward. The adjustable stand allows you to find the perfect viewing angle, ensuring comfort during long gaming sessions. Experience the benefits of DyAc+ Technology, which enhances clarity and reduces motion blur. This feature is perfect for first-person shooters and fast-action games, giving you a clear advantage over your opponents. The BenQ ZOWIE XL2566K offers multiple connectivity options, including HDMI, DisplayPort, and USB. This versatility allows you to connect various devices and switch between them with ease. With its Black eQualizer and Color Vibrance settings, you can customize your gaming experience. These features help you spot enemies in dark areas and adjust color settings to suit your preferences. In conclusion, the BenQ ZOWIE XL2566K TN 360Hz 24.5″ Gaming Monitor is a top choice for gamers seeking an edge in performance. Upgrade to this monitor and enjoy ultra-smooth gameplay and exceptional clarity. Elevate your gaming setup today and dominate the competition. Specifications: Display : 24.5″ TN Resolution : 1920 x 1080 Refresh Rate : 360Hz
Genuine-spec touchpad flex cable for MacBook Pro 16″ (Model A2141, 2019, Intel)—essential for restoring full Force Touch functionality, haptic feedback, and precise multi-touch gesture control during trackpad repair or replacement. Compatible With: MacBook Pro 16-inch (2019, Model A2141) with Intel Core i7/i9 processors (Model Identifier: MacBookPro16,1) (Note: A2141 is the non-base configuration of the 2019 16″ MacBook Pro—typically higher-end Intel models.) 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 coordinates, Force Touch pressure data, and haptic feedback signals—critical for macOS gestures (e.g., Force Click, three-finger lookup, pinch-to-zoom) and Taptic Engine responsiveness. OEM-Quality Construction: Replicated to Apple’s exact specifications—including cable length, connector pitch, EMI shielding, and bend radius—ensuring 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 compromised 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 compromised Fixing intermittent trackpad behavior, loss of Force Touch, or complete unresponsiveness Installation Note: Requires full disassembly of the bottom case, speaker removal, and careful routing beneath 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. Important: This is flex cable only—not a complete trackpad assembly. Must be used with the original or compatible A2141 trackpad and Taptic Engine. Not compatible with M1 MacBook Pro 16″ (A2485), 14″ models (A2442), or any MacBook Air. This is flex cable only—not a complete trackpad assembly. Must be used with the original or compatible A2141 trackpad and Taptic Engine. Not compatible with M1 MacBook Pro 16″ (A2485), 14″ models (A2442), or any MacBook Air. Model Verification: Confirm your device is MacBook Pro A2141 (16″, 2019, Intel) via > About This Mac > Model Identifier (should read MacBookPro16,1).
✅ Full Specifications: Model: HyperX Cloud II Headphone Type: Over-Ear, Closed-Back Gaming Headset Connection: Wired USB for PC/Mac 3.5mm jack for consoles & mobile Drivers: 53mm Neodymium Surround Sound: Virtual 7.1 Surround Sound (via USB sound card) Frequency Response: Headphones: 15Hz – 25kHz Microphone: 50Hz – 18kHz Impedance: 60 Ohms Sound Pressure Level: 98 ± 3 dB Microphone: Detachable noise-canceling mic TeamSpeak & Discord certified Build: Aluminum frame Memory foam ear cushions Leatherette or velour ear pads Cable Length: 1m headset cable 2m extension with USB control box Compatibility: PC, Mac, PS4, PS5, Xbox (via 3.5mm), Nintendo Switch, Mobile
The 45W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Air stays put safely. It also helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. The 45W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Air stays put safely. It also helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector lights up; an amber light lets you know that your notebook is charging, while a green light tells you that you have a full charge. An AC cord is provided with the adapter for maximum cord length, while the AC wall adapter (also provided) gives you an even easier and more compact way to travel. Designed to be the perfect traveling companion, the adapter has a clever design which allows the DC cable to be wound neatly around itself for easy cable storage. This power adapter recharges the lithium polymer battery while the system is off, on, or in sleep mode. It also powers the system if you choose to operate without a battery. Compatible only with MacBook Air featuring MagSafe 2 power port. Knowing which specific Mac model you have is important. If you are running OS X Lion (10.7) or later go to the “” menu at the top left of your screen, choose “About this Mac” then click the “More Info…” button. Your Mac model and generation will be displayed. If you are running an earlier version of OS X, you can enter your serial number here to find out which model you have. Mac Models MacBook Air (13-inch, Early 2015 – 2017) MacBook Air (11-inch, Early 2015)
WIWU SW03 Sports Smart Watch - Vermilion | Fitness Tracking, Heart Rate Monitoring, Sleep Analysis | Waterproof, Long Battery Life | Compatible with iPhone, Android, iPad, and Tablets WIWU SW03 Sports Smart Watch – Vermilion | Fitness Tracking, Heart Rate Monitoring, Sleep Analysis | Waterproof, Long Battery Life | Compatible with iPhone, Android, iPad, and Tablets WIWU SW03 Sports Smart Watch : Display: 1.28-inch TFT LCD, 240×240 resolution (full-round display) Sport Modes: 13 sport modes for fitness tracking Health Monitoring: Heart rate monitoring, sleep tracking, step counting Bluetooth Features: Supports Bluetooth calls and notification synchronization Water Resistance: IP68 rating (can be submerged up to 1.5m for 30 minutes) Battery: 200mAh, magnetic charging (full charge in ~2 hours) Battery Life: Over 25 days standby time Build Material: PC/ABS plastic for durability
Philips 271V8LA/71 27-inch Full HD monitor delivers reliable everyday performance for work, study, and light entertainment. It focuses on clear visuals, comfortable viewing, and stable refresh rate for daily use. Additionally, it features a 27-inch VA panel with Full HD resolution (1920 × 1080). This panel provides strong contrast and wide viewing angles, so it improves readability and general image clarity. Moreover, it supports a 75Hz refresh rate with Adaptive Sync. As a result, it delivers smoother motion and reduces screen tearing during video playback and casual gaming. The monitor includes a 4ms response time (GtG). Therefore, it keeps motion reasonably smooth for office tasks, browsing, and multimedia use. In addition, it offers Flicker-Free technology and LowBlue Mode. So it helps reduce eye strain during long working or study sessions. Furthermore, it supports HDMI and VGA connectivity. This ensures compatibility with both modern and older devices, making setup flexible and simple. Philips 271V8LA/71 27-inch Full HD monitor provides a practical balance of clarity, comfort, and smooth everyday performance for home and office use. manufacturer link Specifications: 27-inch VA panel with Full HD 1920 × 1080 resolution 75Hz refresh rate for smoother visuals Adaptive Sync for reduced tearing and stuttering 4ms GtG response time for stable motion Flicker-Free and LowBlue Mode for eye comfort
MacBook Pro 13″ Keyboard Replacement/Compatible for Apple MacBook Pro A1708 Color :- Black, Layout :- US Apple MacBook Pro A1708 Keyboard is a high quality replacement keyboard which is perfect for replacing your old and broken laptop keyboard. Before you order,Please firstly compare the picture with your keyboard, especially the ribbon cable (position, length and width). Make sure that the model of laptop and part number of keyboard is the right one you need as well as the layout version.
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 ViewSonic VG2455 24″ FHD 100Hz Monitor delivers clear visuals for office work and daily use. Its Full HD resolution shows sharp text and smooth image detail. The 24-inch screen offers a balanced size for most desks. This makes it ideal for home and professional setups. Moreover, the ViewSonic VG2455 24″ FHD 100Hz Monitor features a smooth 100 Hz refresh rate. This makes scrolling smoother and video playback more fluid. Motion looks cleaner during fast content. In addition, the monitor uses an IPS panel for wide viewing angles. Colors stay accurate even when viewed from the sides. This helps during team work and shared screen tasks. The image remains stable and clear. Furthermore, the ViewSonic VG2455 24″ FHD 100Hz Monitor includes built-in eye care features. Low blue light mode helps reduce eye strain. The flicker-free design supports long viewing without discomfort. This helps protect your eyes every day. Also, the monitor offers flexible connection options. It supports HDMI, DisplayPort, and USB-C in one display. In addition, the stand supports height, tilt, swivel, and pivot adjustment. You can set the screen for full comfort. Vertical mode helps with coding and reading. This improves posture and daily comfort. Moreover, the slim bezel design gives a clean and modern look. It fits well into any professional workspace. The simple design keeps your desk neat and organized. The monitor blends easily with other screens. Overall, the ViewSonic VG2455 24″ FHD 100Hz Monitor delivers comfort, clarity, and smooth daily performance. It improves workflow and reduces eye strain. This monitor is perfect for office users, students, and home professionals needing a reliable display. Specifications: Display : 24″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 100Hz Response Time : 5ms
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
WIWU Pilot Water Resistant High-Capacity Laptop Sleeve Case
