TP-Link AC1200 Archer C50 Wireless Dual Band Router Support smooth 4K streaming with AC1200 Wi-Fi 4 external antennas provide stable wireless connections and optimal coverage Easy network management at your fingertips with TP-Link Tether Supports IGMP Proxy/Snooping, Bridge, and Tag VLAN to optimize IPTV streaming Supports Access Point mode to create a new Wi-Fi access point TP-Link AC1200 Archer C50 Wireless Dual Band Router Support smooth 4K streaming with AC1200 Wi-Fi 4 external antennas provide stable wireless connections and optimal coverage Easy network management at your fingertips with TP-Link Tether Supports IGMP Proxy/Snooping, Bridge, and Tag VLAN to optimize IPTV streaming Supports Access Point mode to create a new Wi-Fi access point TP-Link Archer C50 – AC1200 Wireless Dual Band Router Wireless Speed: Up to 1200 Mbps (300 Mbps on 2.4GHz + 867 Mbps on 5GHz) Wi-Fi Standard: 802.11ac – 3x faster than wireless N speeds Bands: Dual Band (2.4GHz & 5GHz) for reduced interference and better performance Antenna: 4 External Antennas for strong and stable wireless coverage Ports: 4× LAN, 1× WAN (10/100 Mbps) Advanced Features: Parental Controls, Guest Network, IPv6 Support, Access Control Security: WPA/WPA2 encryption for secure wireless connections Ease of Use: Easy setup with TP-Link Tether App Ideal For: HD streaming, online gaming, and high-speed downloads in homes and small offices
OEM-quality touchpad replacement (without flex cable) for MacBook Air 15″ (Model A2941, 2023)—in Space Gray finish—designed for precise Force Touch performance and seamless integration with the original chassis. Compatible With: MacBook Air 15-inch (2023, Model A2941) with Apple M2 chip. Part Type: Touchpad only—does not include the flex cable, Taptic Engine, or mounting hardware. Intended for technicians who will reuse or transfer the original internal components. Color: Space Gray—matches the original lower case of Space Gray A2941 models. Force Touch Ready: Fully supports pressure-sensitive gestures and haptic feedback when paired with the original Taptic Engine and logic board. OEM Build Quality: Matches Apple’s original surface texture, curvature, and responsiveness for consistent tracking and click feel. Installation Note: Requires full bottom case disassembly and careful transfer of the original flex cable and Taptic Engine. Adhesive and alignment must be precise to avoid gaps or malfunction. Recommended for professional repair technicians.
The Samsung 34″ Odyssey G55T Curved Gaming Monitor LC34G55TWWMXZN features a 34-inch VA panel with Ultra WQHD resolution (3440 × 1440) and a 21:9 aspect ratio. The ultrawide format provides additional screen space for gaming, multitasking, and content creation. The monitor uses a 1000R curved display designed to match the natural field of view. As a result, the screen wraps more closely around the user compared to traditional flat monitors. In addition, the VA panel delivers a typical 2500:1 contrast ratio for deeper blacks and improved shadow detail. The display supports a maximum refresh rate of 165Hz and a 1ms MPRT response time. Therefore, motion appears smoother during fast-paced gaming. AMD FreeSync Premium support also helps reduce screen tearing and stuttering when paired with compatible graphics hardware. HDR10 support allows compatible content to display a wider brightness range. Also, gaming features such as Black Equalizer, Low Input Lag Mode, and Refresh Rate Optimizer provide additional control over image settings. Connectivity includes one DisplayPort 1.4, one HDMI 2.0 port, and a headphone output. The monitor also supports Picture-by-Picture mode, Eye Saver Mode, and Flicker Free technology. This model focuses on ultrawide gaming performance with a high refresh rate, aggressive 1000R curvature, and Ultra WQHD resolution. Community feedback often highlights the immersive curve and gaming experience, while some users note that the curvature is more aggressive than typical curved monitors. manufacturer link Specifications: 34-inch VA panel with Ultra WQHD (3440 × 1440) resolution 165Hz refresh rate and 1ms MPRT response time 1000R curved display with 21:9 aspect ratio AMD FreeSync Premium support DisplayPort 1.4 and HDMI 2.0 connectivity options
SanDisk 2TB Portable SSD - Up to 800MB/s, USB-C, USB 3.2 Gen 2, Updated Firmware - External Solid State Drive - SDSSDE30-2T00-G26 SanDisk 2TB Portable SSD – Up to 800MB/s, USB-C, USB 3.2 Gen 2, Updated Firmware – External Solid State Drive – SDSSDE30-2T00-G26 About this item Solid state performance with up to 800MB/s read speeds in a portable drive. (Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes.) Back up your content and memories on a storage solution that fits seamlessly into your mobile lifestyle. Take it with you on your adventures—up to two-meter drop protection means this durable drive can take a beating. (Based on internal testing.) Secure it to your belt loop or backpack for extra peace of mind thanks to the tough rubber hook. From SanDisk, a brand professional photographers trust to take on assignments.
The ACER Nitro ED320QR 32″ Monitor delivers immersive and smooth visuals for gaming, work, and entertainment. It features a 32-inch Quad HD display that shows crisp details and vibrant colors. Moreover, its high refresh rate ensures fluid motion during fast-paced games and videos. This monitor uses a VA panel for strong contrast and wide viewing angles. Additionally, the fast response time reduces blur and ghosting during competitive gaming. The anti-glare screen minimizes reflections in bright rooms. HDMI and DisplayPort inputs allow easy connection to PCs, laptops, and consoles. Furthermore, tilt adjustment helps you find a comfortable viewing angle during long sessions. Low blue light and flicker-free technologies reduce eye strain during extended use. This display is suitable for gamers, professionals, and home users alike. Therefore, it supports gaming, multimedia, and productivity tasks. Finally, it combines sharp visuals, smooth performance, and comfort features for daily use. Specifications: Screen Size: 32″ Quad HD VA panel Resolution: 2560 × 1440 Refresh Rate: High for smooth motion Ports: HDMI + DisplayPort Features: Anti-glare, low blue light, flicker-free eye care
The Samsung S3 Essential (D362) 27″ Full‑HD VA Curved Monitor (LS27D362GAMXUE) offers a large curved screen with a 100 Hz refresh rate for smoother motion in games and videos. Additionally, the VA panel produces deep contrast with wide viewing angles for everyday computing, entertainment, and casual gaming. The monitor also supports Game Mode to optimize color and image contrast for more vivid scenes. Moreover, advanced eye comfort technologies such as Eye Saver Mode and flicker‑free operation help reduce eye strain during long sessions. Therefore, it supports extended use for work or entertainment without discomfort. The curved design enhances immersion and helps minimize peripheral distractions. Furthermore, connectivity includes HDMI and VGA ports for easy connection to PCs and other devices. The monitor also includes a headphone jack for audio output. It comes with a stand that allows tilt adjustment, and it supports VESA wall mounting for flexible setups. The monitor is backed by a three‑year warranty for peace of mind. Specifications: 27″ curved VA panel with Full HD (1920 × 1080) resolution for clear visuals 100 Hz refresh rate for smoother motion in games and videos Game Mode optimizes color and contrast for more vivid scenes Eye Saver Mode and flicker‑free technology reduce eye strain HDMI and VGA connectivity plus headphone jack for flexible connections
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.
Digital Device Laptop Keyboard Compatible for MacBook AIR 13″ A1369 A1466 (MID 2011- MID 2017) US Layout 【Unique】Pls see detail compatible models in description below. 【Safe】Easy for you replace your faulty, cracked or broken keyboard ,seller remind that you should replace the keyboard in the off state. All pictures are taken from the real item, please check carefully before bidding, Replacement and high quality, Replace your faulty, cracked or broken keyboard. Each keyboard is tested before shipping Compatibility: MacBook Air 13″ A1369 Mid 2011: MC965LL/A (1.7 GHz Core i5) Mid 2011: MC966LL/A (1.7 GHz Core i5) Mid 2011: MD226LL/A (1.8 GHz Core i7) Compatibility: MacBook Air 13″ A1466 Mid 2012: MD231LL/A (1.8 GHz Core i5) Mid 2012: MD232LL/A (1.8 GHz Core i5) Mid 2012: MD232LL/A (2.0 GHz Core i7) Mid 2013: MD760LL/A (1.3 GHz Core i5) Mid 2013: MD761LL/A (1.3 GHz Core i5) Mid 2013: MD761LL/A (1.7 GHz Core i7) Early 2014: MD760LL/B (1.4 GHz Core i5) Early 2014: MD761LL/B (1.4 GHz Core i5) Early 2014: MD761LL/B (1.7 GHz Core i7) Compatibility: Early 2015: MJVE2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7) Early 2015: MJVG2LL/A (1.6 GHz Core i5 or 2.2 GHz Core i7) Identifying Numbers APN #: 661-6059, 661-6635, 661-7480
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
Philips 278B1 27-inch 4K UHD IPS monitor delivers sharp detail and professional-grade clarity for productivity, design, and everyday office work. It focuses on UltraClear 4K resolution, ergonomic adjustability, and eye comfort features. Additionally, it features a 27-inch IPS panel with 4K UHD resolution (3840 × 2160). This provides high pixel density and precise detail, so it improves multitasking and content accuracy. Moreover, it supports a 60Hz refresh rate with a 4ms response time. As a result, it delivers stable and smooth performance for office tasks and media use. The monitor offers a 350 cd/m² brightness level and strong contrast performance. Therefore, it improves visibility and keeps images clear in different lighting conditions. In addition, it includes wide 178° viewing angles using IPS technology. This ensures consistent color and clarity from almost any position. Furthermore, it comes with a fully adjustable ergonomic stand. It supports height, tilt, swivel, and pivot adjustments for better comfort during long working hours. It also includes eye comfort features such as Flicker-Free and LowBlue Mode. So it helps reduce eye strain during extended screen use. Philips 278B1 27-inch 4K UHD IPS monitor provides sharp visuals, flexible ergonomics, and productivity-focused performance for professional environments. Specifications: 27-inch IPS panel with 3840 × 2160 4K UHD resolution 60Hz refresh rate with 4ms response time 350 cd/m² brightness with strong contrast performance Fully adjustable stand with height, tilt, swivel, pivot Flicker-Free and LowBlue Mode for eye comfort
Experience the perfect balance of performance and value with the Lenovo ThinkPad E14 Gen 1. Powered by a reliable 10th Gen Intel Core i5 processor, 16GB RAM, and a spacious 512GB NVMe SSD, this 14-inch laptop is built to handle professional multitasking with the signature durability of the ThinkPad line.
The Lexar NM620 2TB NVMe SSD delivers exceptional read speeds up to 3,300 MB/s and write speeds up to 3,000 MB/s through its PCIe Gen3x4 NVMe 1.4 interface. Built with 3D NAND Flash and a compact M.2 2280 form factor, it offers fast, efficient, and reliable storage for gaming, video editing, and professional workloads. The Lexar NM620 2TB M.2 2280 NVMe SSD is engineered for users who need high-performance storage without compromise. Using PCIe Gen3x4 lanes and the NVMe 1.4 protocol, it provides up to six times faster transfer speeds than SATA SSDs. Its slim, cable-free design makes it an ideal upgrade for desktops, laptops, and ultrabooks that demand higher data throughput and improved responsiveness. ⚡ High-Speed NVMe Performance: Delivers sequential read/write speeds up to 3,300 MB/s / 3,000 MB/s for faster system boot-ups, game loading, and large-file transfers. 💾 Large 2 TB Capacity: Provides ample storage for 4K media, applications, and high-volume project files. 🔋 Power-Efficient Design: Optimized for lower power draw, helping extend laptop battery life and reduce operating temperatures. 🔒 Advanced Data Protection: Utilizes LDPC (Low-Density Parity-Check) and end-to-end data path protection for accurate, consistent data integrity. 🧊 Compact Form Factor: The M.2 2280 design supports easy installation in modern systems without cables. 🧠 3D NAND Architecture: Ensures improved endurance, sustained performance, and stability during intensive workloads. 🧰 Durability Tested: Resistant to shock and vibration for dependable performance across a range of operating environments.
The Meetion Mini 4000 Black is a compact wireless keyboard and mouse combo designed for clean and convenient everyday use. With a mini-space-saving layout and stable wireless connection, it’s perfect for office work, home setups, and laptop users who want a neat, clutter-free desk. The Meetion Mini 4000 is a stylish and practical wireless keyboard and mouse set made for users who prefer a compact and modern workspace. Its mini keyboard design saves desk space while still offering comfortable typing for daily tasks. The wireless mouse provides smooth control and easy navigation, making this combo ideal for offices, students, and home users. With plug-and-play wireless connectivity, setup is simple—just connect the receiver and start using it instantly. Wireless Keyboard & Mouse Combo for a clean and clutter-free setup Compact Mini Keyboard Design saves space and fits small desks easily Stable Wireless Connection for smooth performance Plug & Play Receiver – quick setup without drivers Smooth Wireless Mouse for accurate control Comfortable Typing Layout for everyday productivity Modern Black Finish suitable for any workspace Ideal for Laptops & Desktops Perfect for office workers, students, and home users needing a compact wireless combo for laptops or desktops. Works with most devices that support USB.
Genuine-spec touchpad flex cable for MacBook Pro 13″ (Model A2289, 2020, Intel)—restores full Force Touch functionality, haptic feedback, and preci multi-touch gesture control. OEM-quality replacement for damaged or faulty original cables. Compatible With: MacBook Pro 13-inch (2020, Four Thunderbolt Ports, Model A2289, Model Identifier MacBookPro16,2) 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 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 unusable Fixing: Intermittent or erratic trackpad behavior Loss of Force Touch or haptic feedback Complete trackpad unresponsiveness Replacing a torn, creased, or liquid-damaged original flex cable Completing a trackpad replacement when the original cable is unusable Fixing: Intermittent or erratic trackpad behavior Loss of Force Touch or haptic feedback Complete trackpad unresponsiveness Intermittent or erratic trackpad behavior Loss of Force Touch or haptic feedback Complete trackpad unresponsiveness Installation Note: Requires full bottom case removal and battery disconnection. Cable routes under internal components (speaker, logic board)—must follow original path. Connects via ZIF (Zero Insertion Force) socket—align carefully, never force. Recommended for experienced or certified technicians only. Requires full bottom case removal and battery disconnection. Cable routes under internal components (speaker, logic board)—must follow original path. Connects via ZIF (Zero Insertion Force) socket—align carefully, never force. Recommended for experienced or certified technicians only. Important Compatibility Notes: ✅ Only for A2289 (13″, 4 Thunderbolt ports, 2020, Intel) ❌ Not compatible with: A2251 (2 Thunderbolt ports, 2020) A2338 (M1 MacBook Pro, 2020) Any MacBook Air or 14″/16″ MacBook Pro ✅ Only for A2289 (13″, 4 Thunderbolt ports, 2020, Intel) ❌ Not compatible with: A2251 (2 Thunderbolt ports, 2020) A2338 (M1 MacBook Pro, 2020) Any MacBook Air or 14″/16″ MacBook Pro A2251 (2 Thunderbolt ports, 2020) A2338 (M1 MacBook Pro, 2020) Any MacBook Air or 14″/16″ MacBook Pro
A robust Beurotika cash drawer featuring a 450mm metal body, secure 3-position lock, and compatibility with most POS systems—ideal for retail, restaurants, and small businesses. Secure 3-position key lock: Open, locked, and release-to-print modes for controlled access 6 coin slots + 4 bill compartments: Organized layout for efficient cash handling Heavy-duty steel construction: Reinforced frame and smooth slide rails for daily reliability Standard RJ12 interface: Compatible with most POS systems (e.g., Epson, HP, Bixolon, and Beurotika receipt printers) Auto-open trigger: Automatically opens when connected to a compatible receipt printer during transactions Bottom cable entry: Keeps wiring neat and protected
Genuine-spec US layout keyboard replacement for MacBook Air 13″ (Model A2338, 2020)—featuring Apple’s reliable Magic Keyboard with scissor-switch mechanism, backlighting, and full OEM fit for seamless repair. Compatible With: MacBook Air 13-inch (2020, Model A2338) – includes both Intel Core i3/i5/i7 and M1 chip variants. Keyboard Type: Apple’s Magic Keyboard with scissor-switch mechanism—offering improved durability, quieter typing, and 1mm key travel compared to older Butterfly keyboards. Layout: Standard US English (QWERTY), with full-size keys, inverted-T arrow keys, and dedicated function row. Integrated Features: Backlit keys for low-light use, ambient light sensor compatibility, and original-style ribbon cable connector for direct logic board connection. Precision Fit: Engineered to match Apple’s exact dimensions and mounting points—ensures flush alignment within the original top case. Installation Note: The keyboard is adhered to the top case and requires careful removal and re-gluing. Full disassembly is needed. Recommended for skilled technicians or professional repair centers.
HP Color Laser 178nw All-in-One Wireless Color Laser Print, Scan & Copy with Built-in Ethernet and Wi-fi Direct, Smallest Color Laser in its Class
Are you in the market for a reliable monitor that won’t break the bank? Look no further than the ViewSonic VX2719-PC-MHD. In this comprehensive guide, we’ll delve into the key features and advantages of this budget-friendly monitor. The ViewSonic VX2719-PC-MHD offers a stunning 27-inch display, making it perfect for work or play. Its size allows you to enjoy a more immersive visual experience, whether you’re working on a project or streaming your favorite movies. One of the key benefits of this monitor is its Full HD resolution, which ensures that your content appears sharp and clear. Whether you’re editing photos, watching videos, or browsing the web, you’ll appreciate the vivid visuals this monitor delivers. Furthermore, the ViewSonic VX2719-PC-MHD boasts a rapid response time, reducing motion blur during fast-paced games or action-packed movie scenes. This makes it an ideal choice for both gamers and casual users. Connectivity is a breeze with this monitor, thanks to its HDMI and VGA inputs. You can effortlessly connect it to your computer, gaming console, or other devices without any hassle. In terms of setup, the ViewSonic VX2719-PC-MHD is designed with user-friendliness in mind. It comes with an easy-to-follow manual, and the on-screen menu is straightforward, allowing you to customize your display settings without any confusion. 3 years warranty MANUFACTURERS LINK YOU CAN ALSO CHECK HERE Specifications: 240Hz refresh rate for smooth gameplay 1ms (MPRT) response time for precision 1500R Curved screen for immersive visuals AMD FreeSync Premium prevents screen tearing Full HD resolution for rich detail VX2719-PC-MHD
AOC C27G4Z 27″ 280Hz 0.3ms curved gaming monitor delivers ultra-fast performance designed for competitive gaming. It focuses on high refresh rate, low response time, and immersive curved visuals. Additionally, it features a 27-inch Fast VA curved panel. This panel uses a 1500R curvature, so it creates a more immersive and focused gaming experience. Moreover, the monitor supports a 280Hz refresh rate with 0.3ms MPRT response time. As a result, it provides extremely smooth motion and reduced blur for fast-paced gameplay. The display uses Full HD resolution (1920 × 1080). Therefore, it allows higher frame rates and consistent performance, especially in competitive esports titles. In addition, it includes Adaptive Sync technology. This reduces screen tearing and stuttering, so gameplay stays smooth across different frame rates. Furthermore, it supports HDR10, low input lag mode, and gaming features such as crosshair overlays and color tuning. These features improve visibility and responsiveness during gameplay. The monitor also includes HDMI and DisplayPort connectivity, along with a 3-sided frameless design for multi-monitor setups. AOC C27G4Z 27″ 280Hz 0.3ms curved gaming monitor provides high-speed performance, immersive design, and competitive-level responsiveness for serious gamers. Check out other option here! Specifications: 27-inch curved Fast VA panel with 1500R curvature 280Hz refresh rate for ultra-smooth gaming performance 0.3ms MPRT response time for minimal motion blur Adaptive Sync support for tear-free gameplay Full HD 1920 × 1080 resolution optimized for high FPS gaming
Are you looking for the ultimate gaming experience? Look no further! The Viewsonic VX3219-PC-MHD 32” 240Hz curved gaming monitor is your perfect match. With its impressive features, this monitor will elevate your gaming sessions to new heights. Firstly, let’s talk about the stunning visuals. The 32-inch curved screen provides an immersive experience, wrapping around your field of vision. This design helps you feel more connected to the game, making every moment more engaging. The 240Hz refresh rate is another highlight. It ensures ultra-smooth gameplay, reducing motion blur and giving you a competitive edge. Whether you’re playing fast-paced shooters or exploring open-world adventures, this refresh rate makes every action seamless. Additionally, the Full HD resolution delivers crystal-clear images. You’ll notice every detail, from the smallest textures to the broadest landscapes. This clarity enhances your gaming experience, making it more realistic and enjoyable. Moreover, the monitor’s quick 1ms response time is perfect for gamers. It minimizes lag and ghosting, ensuring that every movement and command is executed precisely. This feature is crucial for fast-paced games where every millisecond counts. The Viewsonic VX3219-PC-MHD also boasts excellent connectivity options. With HDMI and DisplayPort inputs, you can easily connect it to your gaming setup. This versatility makes it compatible with a wide range of devices, from PCs to gaming consoles. In conclusion, the Viewsonic VX3219-PC-MHD 32” 240Hz curved gaming monitor offers an exceptional gaming experience. With its immersive curved design, high refresh rate, and quick response time, it’s perfect for any gamer. Upgrade your gaming setup today and enjoy the ultimate in visual performance and smooth gameplay. Specifications: Display : 32″ VA Screen : FHD (1920 x 1080) Refresh Rate : 240Hz Curvature : 1500R Response Rate : 1ms MRPT Dual Integrated Speakers : 2W
