WiWU Infinite USB‑C to HDMI Adapter (HB004) – Sleek aluminum dongle offering 4K@60Hz output over USB‑C (DP Alt‑Mode), plug-and-play with no drivers needed.Compact, portable, and reliable—a must-have for mobile productivity, gaming, and media streaming. Model: WiWU Infinite USB‑C to HDMI Adapter (HB004) Video Output: HDMI 2.0, supports up to 4K @ 60 Hz resolution Material & Weight: Robust aluminum alloy body, compact, weighs ~69 g Compatibility: Plug-and-play connector works with USB‑C devices supporting DP Alt‑Mode—compatible with laptops, smartphones, tablets, consoles Design & Build: Slim, portable, durable—no driver/software required Use Cases: Ideal for mirroring/extending screens for presentations, streaming, gaming
Are you in search of a high-quality monitor for work or play? Look no further than the ViewSonic VA3456-MHDJ. With its expansive 34-inch display and smooth 75Hz refresh rate, this monitor delivers an immersive viewing experience like no other. Firstly, let’s delve into the impressive display capabilities of the VA3456-MHDJ. With a spacious 34-inch screen and ultra-wide aspect ratio, you can enjoy stunning visuals with crisp detail and vibrant colors. Whether you’re editing photos, watching movies, or gaming, every image comes to life with remarkable clarity. Moreover, the 75Hz refresh rate ensures smooth and fluid performance, ideal for fast-paced gaming or multimedia content. Say goodbye to motion blur and screen tearing, and enjoy a seamless viewing experience with every frame. Additionally, the VA3456-MHDJ features versatile connectivity options to suit your needs. With HDMI, DisplayPort, and VGA inputs, you can easily connect to a variety of devices, including laptops, desktops, and gaming consoles. Switch between sources effortlessly and enjoy multimedia content from different sources with ease. Furthermore, this monitor is designed with your comfort in mind. The ergonomic stand offers tilt and height adjustment options, allowing you to find the perfect viewing position for extended use. Say goodbye to neck strain and discomfort, and enjoy hours of immersive viewing in total comfort. In conclusion, the ViewSonic VA3456-MHDJ 34″ 75Hz Monitor is the perfect choice for those seeking superior visual quality, smooth performance, and ergonomic design. Elevate your viewing experience and immerse yourself in stunning visuals with this impressive monitor. Specifications: Display : 34″ IPS Resolution : UWQHD 3440 x 1440 Refresh Rate : 75Hz Response Rate : 4ms GTG
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.
A capable pre-owned Dell Latitude 5501 with 15.6" touchscreen, 9th Gen Core i5, 16GB RAM, 256GB SSD, and NVIDIA GeForce MX150 2GB—ideal for business users who need a balance of performance, portability, and light graphics power.
Experience fluid motion and edge-to-edge clarity with this ultra-smooth 100Hz Full HD display. Featuring a frameless IPS panel and a modern minimalist design, it’s the perfect upgrade for smooth office workflows and casual gaming. Model: Buerotika B24M1 Primary Specs: 23.8-inch (24″ class) Display/Performance: IPS (In-Plane Switching) for superior color accuracy Visual/Build Quality: 1920 x 1080 (Full HD) Resolution Aesthetic: Frameless “Zero-Bezel” design for immersive viewing and seamless multi-monitor setups Build: Ultra-slim profile with a sturdy, modern base Adjustability: Tilt-adjustable stand for ergonomic positioning Input/Output: HDMI and VGA ports for universal compatibility with PCs and laptops Compatibility: Plug-and-play support for Windows and macOS Smooth Motion: 100Hz Refresh Rate (provides significantly smoother scrolling and video compared to standard 60Hz) Eye Care: Low Blue Light technology and Flicker-Free backlight to reduce eye fatigue during long sessions Response Time: 14ms (typical) – optimized for stable, everyday professional use Home & Office: Enhancing productivity with smooth window transitions. Content Consumption: Watching movies and streaming with vibrant IPS colors. Multi-Monitor Arrays: The frameless edges make it ideal for side-by-side configurations. Casual Gaming: A budget-friendly entry into high-refresh-rate smoothness.
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 MSI MAG 255XFV 25″ FHD 250Hz Gaming Monitor is built for fast-paced competitive gaming. It features a 24.5-inch Full HD (1920×1080) Rapid VA panel with a 250Hz overclocked refresh rate for ultra-smooth motion. Additionally, it delivers a 0.5ms (GtG) response time, reducing motion blur in fast scenes. The monitor also uses Adaptive-Sync technology to reduce screen tearing and stuttering during gameplay. Therefore, the MSI MAG 255XFV 25″ FHD 250Hz Gaming Monitor is designed for responsiveness, speed, and smooth visual performance in competitive titles. Moreover, it includes MSI gaming features such as AI Vision, Less Blue Light, and Anti-Flicker technology for improved viewing comfort. Specifications: 24.5-inch Full HD (1920×1080) Rapid VA panel 250Hz (OC) refresh rate for ultra-smooth gameplay 0.5ms (GtG) fast response time for reduced blur Adaptive-Sync technology for tear-free visuals MSI AI Vision, Anti-Flicker, and Less Blue Light support
The LG 27UP850K 27″ 4K UHD UltraFine Monitor delivers amazing image quality and performance. It features a 27-inch 4K UHD display that shows every detail clearly. With four times the resolution of Full HD, images look sharper and more lifelike. This monitor is perfect for professionals and creators. It supports HDR400, which brings brighter highlights and deeper contrast. Colors appear rich and accurate, ideal for photo or video editing. The IPS panel ensures wide viewing angles with consistent color. Whether you’re working or watching movies, visuals stay clear from every side. It’s built for comfort and productivity in any workspace. The LG 27UP850K Monitor also includes USB-C connectivity for easy setup. You can connect your laptop, transfer data, and charge with one cable. This feature keeps your desk clean and organized. The design is sleek and professional. Its slim bezels make it great for dual-monitor setups. The adjustable stand allows tilt, height, and pivot movements for better comfort. Gamers will enjoy smooth performance too. The AMD FreeSync support reduces screen tearing and lag. Fast response time ensures fluid motion in every frame. It also includes built-in speakers for clear and balanced sound. You can enjoy videos or meetings without external speakers. Every feature focuses on convenience and quality. The LG 27UP850K 27″ 4K UHD UltraFine Monitor combines elegance, performance, and precision. It’s the perfect choice for professionals, gamers, and everyday users. Specifications: Display : 27″ IPS Resolution : 4K UHD (3840 x 2160) Refresh Rate : 60Hz Response Rate : 5ms GTG
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
Specifications Input/Output USB Sound Mode Live Sound Mode, Standard Mode Category Speakers Use HOME Bluetooth Version 5.0 Input Power (W) <25 W Active Noise-Cancellation PASSIVE Wi-Fi Music Apple Music Voice Control No Frequency Range 100Hz-20kHz Output Power 35W Display Screen No Waterproof No Support APP Yes Support Memory Card Yes Material Plastic Playback Function MP3 Remote Control No Support Apt-x No Intelligent Personal Assistant None Display Screen No Built-in Microphone No Audio Crossover Full-Range Number of Loudspeaker Enclosure 1 Power Source Battery PMPO 25W Channels 2 (2.0) Feature Play Video, Wireless Subwoofer, Wireless Rear Speakers Battery Yes Communication AUX, USB, Bluetooth Speaker Type Portable Cabinet Material Plastic Brand Name SwYiSm Origin Mainland China Certification CE Function 1 Wireless Bluetooth Function 2 Originality Function 3 Vintage Kerosene Lamp Function 4 Decorative Lamp
Replacement DC in Power Jack Connector I/O USB-C Board Charging Port Compatible with MacBook Pro 13" 15" 16" Model A1989 A1990 A2141 A2159 A2251 A2289 A2338 Mid 2018-2020 Replacement DC in Power Jack Connector I/O USB-C Board Charging Port Compatible with MacBook Pro 13″ 15″ 16″ Model A1989 A1990 A2141 A2159 A2251 A2289 A2338 Mid 2018-2020 About this item If your USB-C ports aren’t functioning properly, replacing this board is a good place to start. These are also referred to as Thunderbolt 3 ports. Please double-check the pictures and model numbers to see if they fit your laptop to avoid buying mistakes. Package: 1PCS Type-C/USB-C DC Power Jack I/O Board. We are committed to providing a better shopping experience for our customers, if you have any questions, you can always contact us.
Genuine-spec US layout keyboard replacement for MacBook Pro 15″ (2018–2019, Models A1989/A1990)—designed for reliable typing, full compatibility, and seamless integration with original top case assemblies. Compatible With: MacBook Pro 15-inch (2018 A1989 and 2019 A1990 models) with Touch Bar. Layout: Standard US English (QWERTY) with full-size keys, including inverted-T arrow keys and dedicated function row. Integrated Features: Includes built-in backlighting, scissor-switch mechanism (3rd-gen Butterfly or revised Butterfly mechanism, depending on original model year), and ribbon cable connector matching Apple’s OEM design. Functionality: Supports all native keyboard features, including brightness, volume, media controls, and Touch ID power button (note: Touch ID sensor is not included—this is the keyboard only). Build Quality: Precision-engineered to match Apple’s original fit, feel, and durability—ideal for professional repairs or top case refurbishment. Installation Note: Requires full top case disassembly. Keyboard is adhered to the top case and must be carefully removed and replaced using proper tools and techniques. Recommended for experienced technicians. Model Verification: Ensure your MacBook is A1989 (2018) or A1990 (2019) before purchase—keycaps and connectors differ from other MacBook generations.
The Samsung 27″ Odyssey G3 G30D FHD 180Hz Gaming Monitor LS27DG302 delivers smooth and responsive visuals with a Full HD (1920 × 1080) resolution and a 180 Hz refresh rate, which enhances motion clarity in fast‑paced games and videos. Additionally, it features a 1 ms (MPRT) response time for minimal motion blur, helping reduce ghosting during competitive play. The ergonomic stand allows tilt, swivel, pivot, and height adjustments for flexible viewing positions. Moreover, the monitor supports AMD FreeSync technology that helps reduce screen tearing and stuttering by synchronizing the display refresh rate with compatible GPUs. Therefore, gaming scenes and action appear more fluid. It also includes features such as Black Equalizer for improved visibility in dark areas and Virtual Aim Point for on‑screen crosshair alignment. Furthermore, the Odyssey G3 has a 3‑sided borderless design that maximizes the viewing area and supports easy multi‑monitor setups. Eye Saver Mode and Flicker Free technology help reduce eye fatigue during long sessions. The monitor connects via HDMI 2.0 and DisplayPort 1.4 for flexible device compatibility. Specifications: 27″ Full HD (1920 × 1080) resolution for clear, detailed visuals 180 Hz refresh rate with 1 ms (MPRT) response for smoother motion and minimal blur AMD FreeSync technology reduces tearing and stuttering for fluid gameplay Ergonomic stand with tilt, swivel, pivot, and height adjustments for flexible viewing 3‑sided borderless design with Eye Saver Mode and Flicker Free technology
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*)
The 60W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Pro 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 60W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Pro 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. Compatible with MacBook Pro with 13-inch Retina display. See this article for more details about choosing the right one. 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. COMPATIBILITY Mac Models: MacBook Pro (Retina, 13-inch, Late 2012 – 2015)
The ViewSonic VG2781-5K 27″ 5K 60Hz Monitor delivers superb detail and sharp visuals for work, design, and media tasks. Its 5K screen shows images with clear definition and high clarity. The 27‑inch size gives you a large workspace for multitasking and creative projects. This helps you stay efficient and organized. Moreover, the ViewSonic VG2781-5K uses an IPS panel that provides accurate colors and wide viewing angles. Colors stay consistent from different angles. In addition, the monitor supports a high color gamut. It covers sRGB 100%, Adobe RGB ~98‑99%, and DCI‑P3 ~99%. This wide coverage helps create vivid, true‑to-life visuals. It is great for photo editing, video editing, and design work. You will enjoy bright and realistic colors. Furthermore, the ViewSonic VG2781-5K 27″ 5K 60Hz Monitor includes useful features for comfort and versatility. It supports HDR400 for enhanced contrast and brightness. Also, the monitor provides versatile connectivity. It includes two HDMI 2.1 ports, one DisplayPort 1.4, and dual USB‑C ports (one with up to 96 W power delivery). It also offers USB‑A, USB‑B, Ethernet (RJ45), and audio out. These options help you connect laptops, desktops, peripherals, or even use the monitor as a dock. The design of the ViewSonic VG2781-5K is modern, with a slim bezel and ergonomic adjustable stand. You can adjust height, tilt, swivel, and pivot to get a comfortable view. This makes it suitable for desks, studios, and professional workspaces. The built‑in speakers add extra convenience for calls and media. Overall, the ViewSonic VG2781-5K 27″ 5K 60Hz Monitor combines high resolution, accurate color, versatile connectivity, and ergonomic design. It improves your work, creative tasks, and daily use. It is ideal for designers, editors, professionals, and anyone who values image quality. Specifications: Display : 27″ IPS Resolution : 5120×2280 Refresh Rate : 60Hz Response Time : 5ms
The Horion Interactive Flat Panel 98″ EDLA delivers immersive collaboration and boardroom-grade display features. It features a 98″ 4K UHD (3840×2160) LED touchscreen with up to 50-point Ultra Precision IR touch. Moreover, Android 13 with Google EDLA support ensures seamless access to Google Meet, Drive, and Docs. Also, the 48 MP AI camera auto frames active speakers for effective video conferencing. In addition, a full 8-array omnidirectional microphone system captures voice clearly from up to 12 m. Besides that, built-in audio includes two 20 W speakers and a 20 W bass speaker for rich sound. Furthermore, the panel uses dual‑band Wi‑Fi 6, Bluetooth 5.3, and NFC for wireless versatility. Therefore, mirroring and file sharing is fast and simple vianative casting or Miracast. It also offers USB‑C (video, audio, charge, touch), HDMI in/out, DisplayPort, VGA, Ethernet, and USB ports. Also, an ultra-fast response time (8 ms) keeps touch and annotation smooth. Plus, brightness is around 380–450 cd/m² and viewing angles reach 178° horizontally and vertically. The CPU combines quad-core A73 + quad-core A53 with Mali GPU, backed by 8 GB RAM + 128 GB storage. Importantly, the panel includes wireless dongle and smart pen for multi-user collaboration. Also, EDLA certification enables Google ecosystem integration including calendar, voting, and whiteboard apps. Moreover, touch latency below 30 ms ensures writing feels natural on-screen. For content sharing, the system supports built‑in voting, timers, and dual-screen mirroring control. Then, remote support and firmware updates keep the board secure and up to date. As a result, classrooms, boardrooms, and hybrid teams benefit from dynamic collaboration. In conclusion, the Horion 98″ EDLA provides advanced interactivity, strong WLAN, high-quality AV, and enterprise-level smart features. Finally, it is ideal for large-scale meetings, teaching, or creative teamwork. Specifications: Display : 98″ Resolution : 4K UHD 2160p Refresh Rate : 60Hz Ram : 8GB Storage : 128GB OS : Android 13.0
OEM-quality trackpad replacement (without flex cable) for MacBook Pro 14″ (Model A2442, 2021, M1 Pro/Max) in Silver finish—designed for precise Force Touch performance, seamless gesture control, and perfect visual integration with the original chassis. Compatible With: MacBook Pro 14-inch (2021, Model A2442) with Apple M1 Pro or M1 Max chip. Part Type: Trackpad only—does not include the flex cable, Taptic Engine, or mounting hardware. Intended for professional technicians who will reuse the original internal components. Finish: Silver—matches the Silver and Space Gray top/bottom case (Apple uses the same trackpad finish across both color variants for this model). Force Touch Capable: Fully supports pressure-sensitive input and haptic feedback when paired with the original Taptic Engine and logic board—ensuring full macOS gesture and functionality support. OEM Precision: Features the same glass surface, curvature, and micro-click mechanism as Apple’s original—delivering consistent tracking accuracy and tactile response. Installation Requirements: Requires complete bottom case removal 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 certified or experienced repair professionals only.
The MSI MPG 341CQPX QD-OLED Gaming Monitor features a 34-inch ultrawide screen with 3440 x 1440 resolution for immersive visuals. Its 1800R curve pulls you into the action and enhances your overall gaming experience. With a 240Hz refresh rate and 0.03ms response time, gameplay stays smooth, fast, and lag-free. Quantum Dot OLED technology brings vivid colors and rich contrast to every frame. This monitor covers 99.3% of the DCI-P3 color space for ultra-accurate color display. It supports HDR with a peak brightness of up to 1000 nits for brighter highlights and deeper blacks. The MSI MPG 341CQPX Gaming Monitor also includes advanced OLED care features to prevent screen burn-in. An anti-reflective coating reduces glare for clearer visuals in bright or dark environments. The fanless cooling system ensures quiet performance thanks to graphene film and a custom heatsink. You get two HDMI 2.1 ports, one DisplayPort 1.4a, and a USB-C port with 98W power delivery. Multiple USB-A and USB-B ports offer great flexibility for all your connected devices. A built-in KVM switch allows you to control multiple systems with one keyboard and mouse. Adjust the monitor’s height, tilt, and swivel to match your ideal viewing angle easily. Its modern and sleek design fits perfectly into any gaming or work setup. The MSI MPG 341CQPX QD-OLED Gaming Monitor delivers a premium, responsive, and immersive experience. It’s an ideal choice for gamers who want high performance and stunning visuals in one display. Specifications: Display : 34.18“ Resolution : 3440 x 1440 (UWQHD) Refresh Rate : 240Hz Response Rate : 0.03ms (GTG) Curvature : 1800R
