A4Tech KRS-8372 USB Keyboard QWERTY English Black
Upgrade your entertainment setup with the ViewSonic VX2458-P-MHD monitor, designed to take your viewing experience to new heights. Featuring a 24” display, this monitor offers crystal-clear visuals that immerse you in every scene. With a blazing-fast 144Hz refresh rate, this monitor ensures smooth, fluid motion in all your favorite content. Say goodbye to motion blur and hello to a seamless viewing experience that keeps up with the action. Transitioning to responsiveness, the VX2458-P-MHD boasts an impressive 1ms response time, minimizing input lag for ultra-responsive gaming and multimedia performance. Enjoy instantaneous reactions to your commands, whether you’re gaming or watching movies. Furthermore, the monitor’s Full HD resolution delivers crisp, detailed images that bring your entertainment to life. From vibrant colors to sharp contrasts, every scene pops with stunning clarity and realism. Moreover, with AMD FreeSync technology, screen tearing and stuttering are virtually eliminated, ensuring silky-smooth gameplay and seamless video playback. Immerse yourself in your favorite games and movies without distractions. In addition, the monitor’s versatile connectivity options, including HDMI and DisplayPort, make it easy to connect to a variety of devices, from gaming consoles to PCs and laptops. In conclusion, the ViewSonic VX2458-P-MHD monitor is the ultimate choice for immersive entertainment experiences. With its high refresh rate, swift response time, and vibrant visuals, it’s the perfect companion for gaming, movies, and more. Upgrade your viewing experience today and enter a world of endless entertainment possibilities. Specifications: Display : 24″ TN Resolution : FHD (1920×1080) Refresh Rate : 144Hz Response Rate : 1ms GTG
The MSI MAG 272URDF E16 27″ UHD, 160 Hz Flat Rapid IPS, 0.5 ms gaming monitor delivers strong performance and sharp visuals for gamers, creators, and everyday users. It is designed to provide fast refresh rates with crisp 4K resolution for smooth action and detailed images. First, this monitor features a 27-inch Rapid IPS panel with a 3840 × 2160 (UHD) resolution that shows rich detail and vibrant colors. As a result, games and media look clear and immersive. In addition, the MSI MAG 272URDF E16 supports up to 160 Hz refresh rate at 4K for smoother motion and reduced blur compared to standard screens. This high refresh rate helps competitive gameplay feel responsive. The 0.5 ms (GtG) response time helps reduce ghosting and motion blur in fast scenes. Therefore, action appears sharper and more accurate during gaming or videos. This monitor also includes Adaptive-Sync to help eliminate screen tearing with compatible GPUs. So, gameplay and graphics feel more fluid. Moreover, the display supports VESA DisplayHDR 400 for better contrast and dynamic range when HDR content is available. As a result, highlights and shadows look more vivid and realistic. The MSI MAG 272URDF E16 provides wide viewing angles of 178° horizontal and vertical, so colors stay accurate even when viewed from the side. This helps when multiple people watch the screen. For connectivity, it includes 2× HDMI 2.1 and 1× DisplayPort 1.4a, allowing 4K at 160 Hz and support for next-gen consoles and PC graphics cards. Thus, you can switch between devices easily. Also, the monitor offers USB ports and a headphone jack for added convenience. This makes connecting peripherals simple. Compared to standard 60 Hz screens, this MSI model delivers smoother motion, higher refresh rates, and sharper details at 4K. So, both gaming and creative work feel more enjoyable. In conclusion, the MSI MAG 272URDF E16 blends 4K clarity, fast refresh, and quick response for strong overall performance. Overall, it is a great option for gamers, content creators, and anyone who wants a premium 4K gaming display. Specifications: Display: 27″ Rapid IPS, Flat, 16:9 aspect ratio, UHD (3840×2160) Resolution :(3840×2160) UHD Refresh Rate : 160Hz Response Time : Response Time: 0.5ms (GtG) for smooth visuals.
Lenovo ThinkVision T32h-20 61F1GAT2EU The Lenovo ThinkVision T32h-20 .Do more than just optimize your productivity . with the ThinkVision T32h-20 monitor. An enhanced view of and easy navigation. through documents, spreadsheets, or designs on this sleek display that complements your modern workspace. Its vast 31.5-inch screen with QHD resolution delivers more screen real estate with higher clarity than FHD, making data-intensive work, number crunching, and content editing a breeze. The one-cable solution USB Type-C, HDMI, and DP ports provide multiple interface options. Integrated with Smart Power, the USB Type-C also doubles up. as a charger for dynamic consumption and intelligent power management. Top Features 31.5″QHD (2560 x 1440) 3-side Near-edgeless display USB Type-C one cable solution HDMI, DP ports with USB hub Ergonomic and space-saving design & UE Specifications Brightness 350 cd/m2 Contrast ratio 1000:1 Connection type 1 x USB Type-C Gen1 (DP1.2 Alt Mode)4 x USB 3.1 Gen1 ports (Downstream, incl. 1 x BC) Panel type In-Plane Switching Display stand Lift, Tilt, Pivot, Swivel EU energy class E Power requirement AC 100 to 240 V (50-60 Hz) Brand ThinkVision Anti-reflex Yes Color calibration accuracy Yes Color coverage 99% sRGB Color depth 10-bit Color support 1.07 Billion Measure without packaging 235.0 x 469.4 x 714.6 mm, 9.25 x 18.48 x 28.13 inches Gentle on the eyes Yes Screen dimensions (without foot) 714.6 x 426.0 x 51.0 mm, 28.13 x 16.77 x 2.01 inches Height adjustable Yes Kensington lock Yes Almost borderless Yes Sound bar support (optional) Yes Power consumption 28 W Typ. 138 W Max. TCO Edge 2.0 Display weight (without foot) 6.78 kg, 14.95 lbs. Weight with packaging 12.96 kg, 28.57 lbs. Weight without packaging 9.85 kg, 21.72 lbs. Description The Lenovo ThinkVision T32h-20’s large display can be used to open and work on several documents at once Its near bezel-less design fits into any modern workplace. Integrated USB Type-C dock with charging function up to 75 W (1 x USB 3.1 Type-C upstream. 4 x USB 3.1 Type-A downstream) – Smart Power for energy – TÜV Rheinland Eye Comfort Specifications: Specifications Product name Lenovo ThinkVision T32h-20 Monitor Product type Desktop monitor Display Display size 81.3 cm (32.0″) Physical resolution 2.560 x 1.440 WQHD Aspect ratio 16:9 Contrast 1000:1 Brightness 350 cd/m² Panel technology IPS Viewing angle (horizontal / vertical) 178° / 178° Response time 6 ms Display surface Matt Backlight White LED 1 year warranty
The Samsung S4 S40GD 24 inch IPS FHD monitor delivers clear visuals with a Full HD resolution and wide viewing angles. Additionally, the IPS panel ensures consistent colors across the screen, which makes it suitable for work and entertainment. The 100Hz refresh rate also improves motion clarity during videos and daily tasks. Moreover, the monitor includes Eye Saver Mode and flicker-free technology to reduce eye strain during long sessions. Therefore, it helps maintain comfort while working or studying for extended hours. The slim and ergonomic design also allows flexible adjustments for better positioning and productivity. Furthermore, it offers strong connectivity with HDMI and DisplayPort inputs, allowing easy connection to laptops and desktops. In addition, the monitor supports tilt, swivel, pivot, and height adjustments for improved comfort. Overall, the Samsung S4 S40GD 24 inch IPS FHD monitor is a reliable choice for everyday use. Specifications: 24 inch IPS panel delivers consistent colors and wide viewing angles for clear visuals 100Hz refresh rate provides smoother motion for videos and everyday tasks Eye Saver Mode and flicker free technology help reduce eye strain during long use Ergonomic design supports height, tilt, swivel, and pivot adjustments for comfort Multiple connectivity options including HDMI and DisplayPort for flexible setup Height Adjustable Stand
EarPods with Lightning Connector (Apple Original Product , White) Designed by Apple Deeper, richer bass tones Greater protection from sweat and water Control music and video playback Answer and end calls Works with all devices that have a Lightning connector and support iOS 10 or later, including iPod touch, iPad, and iPhone
Xprinter XP-80T 80mm Thermal Receipt Printer Press to download driver: XPrinter Driver Setup V7.77
Genuine-spec keyboard replacement for MacBook Air 13″ (Model A2179, 2020, Intel) — choose US QWERTY or UK QWERTY (with £ symbol). Features Apple’s reliable scissor-switch mechanism, backlighting, and OEM-fit design for seamless performance and aesthetics. Compatible With: MacBook Air 13-inch (2020, Model A2179, EMC 3597) with Intel Core i3/i5/i7 processors (non-M1). Layout Options (select at purchase): US Layout: Standard QWERTY with wide Enter key, @ above 2, # above 3, and full inverted-T arrow keys. UK Layout: QWERTY with £ symbol, tall vertical Enter key, @ accessed via right Alt, and UK-specific punctuation—matches Apple’s official UK regional configuration. US Layout: Standard QWERTY with wide Enter key, @ above 2, # above 3, and full inverted-T arrow keys. UK Layout: QWERTY with £ symbol, tall vertical Enter key, @ accessed via right Alt, and UK-specific punctuation—matches Apple’s official UK regional configuration. Keyboard Type: Traditional scissor-switch mechanism (not Butterfly, not Magic Keyboard)—robust, tactile, and serviceable, with good key travel and proven durability. Integrated Features: Full backlit keys for low-light use Ambient light sensor compatibility OEM-style ribbon cable pre-attached for direct logic board connection Full backlit keys for low-light use Ambient light sensor compatibility OEM-style ribbon cable pre-attached for direct logic board connection Precision Build: Molded to exact Apple specifications—ensures flush mounting, consistent key alignment, and seamless integration into the original top case. Installation Note: Keyboard is screw-mounted with light adhesive—more accessible than glued Butterfly/Magic keyboards. Requires top case access and battery disconnect. Suitable for intermediate DIYers or professional technicians. Important: This is keyboard only—does not include the top case, battery, trackpad, or logic board. Not compatible with M1 MacBook Air (A2337/A2338) or M2 models (A2681/A2941). This is keyboard only—does not include the top case, battery, trackpad, or logic board. Not compatible with M1 MacBook Air (A2337/A2338) or M2 models (A2681/A2941). Model Verification: Confirm your device is MacBook Air A2179 (13″, Intel, 2020) via > About This Mac > Model Identifier (e.g., MacBookAir9,1).
Original 13.3-inch Retina LCD display (Space Gray) for MacBook Air A2337 (2020), pulled from a working unit. OEM part, ready to replace cracked or faulty screens with perfect fit and optics. This is a genuine Apple Retina display assembly removed from a working MacBook Air (model A2337, 2020). It’s ideal for repairing a damaged or nonfunctional screen on a matching model, delivering original visuals without resorting to aftermarket knockoffs. Key Features & Functionality True OEM Retina panel with factory calibration Integrated display glass, backlight, and flex cable Designed for model A2337 (Late 2020, M1) iFixit+1 Space Gray finish to match original chassis Tested: Display, backlight, no dead pixels (unless noted) Drop-in replacement requiring alignment and cable reconnection Specifications Important Notes & Considerations Must use exact model A2337 — other models are incompatible Slight blemishes or dust might exist due to being a used part Handle with care: screen glass is fragile Professional installation recommended if you’re not experienced
The MSI MAG 321UPX QD‑OLED 32″ 240Hz Gaming Monitor delivers stunning visuals and ultra‑fast performance for gamers and creators. It features a 32‑inch QD‑OLED panel for vibrant colors and deep blacks. Moreover, the 240Hz refresh rate makes gameplay ultra‑smooth and responsive. Also, its 0.03ms response time cuts motion blur to near zero. Because of HDMI 2.1 and DisplayPort 1.4, it supports high refresh on both PC and console. Furthermore, it offers 1440p resolution for sharp visuals without taxing your GPU. Additionally, the monitor covers 99% DCI‑P3 for rich and accurate color reproduction. Besides that, the HDR True Black 400 enhances contrast in bright and dark scenes. Also, the MSI MAG 321UPX QD‑OLED 32″ 240Hz Gaming Monitor includes HDMI VRR support for tear‑free gameplay. In addition, it features Adaptive‑Sync for smooth performance under varying frame rates. Moreover, the embeddable game mode presets help you optimize visuals with one button. Because it offers crosshair overlays and timers, it helps improve your competitive play. Also, the low‑blue light and flicker‑free technology protect your eyes during long sessions. Furthermore, the stand allows height, tilt, swivel, and pivot adjustments for ergonomic comfort. Also, the sleek design with ultra‑thin bezels gives a modern look to your setup. Moreover, built‑in 2 W speakers provide basic audio without extra clutter. Besides, the monitor includes a KVM feature for easy switching between two systems. Furthermore, connectivity covers USB‑C with 90 W power delivery for laptops. As a result, you can charge devices while transmitting video and data. Because of its USB hub, peripherals remain connected without cable swapping. Also, the 240Hz overclock mode boosts responsiveness in fast‑paced games. In addition, factory calibration ensures color accuracy out of the box. Therefore, creators benefit from both gaming performance and content work quality. Also, this monitor supports console gamers with up to 240Hz via HDMI 2.1. Furthermore, thanks to OLED’s fast refresh, motion clarity is unmatched. Moreover, HDR content truly pops with deep blacks and vibrant highlights. As a result, the MSI MAG 321UPX QD‑OLED 32″ 240Hz Gaming Monitor excels in both competitive gaming and creative work. Finally, upgrade your experience with this powerful, immersive, and feature‑rich gaming monitor. Specifications: Display : 31.5″ QD-OLED Resolution : 3840×2160 (UHD) Refresh Rate : 240Hz Response Rate : 0.03ms (GTG)
The Samsung 24 inch 120Hz Essential Monitor S3 S32GF delivers smooth visuals with a Full HD display and fast refresh rate. Additionally, the 120Hz panel improves motion clarity, which makes it suitable for daily tasks and light gaming. The slim design also fits easily into modern workspaces. Moreover, the monitor uses a quality panel that provides consistent colors and clear details from different viewing angles. Therefore, it supports both productivity and entertainment use. Eye Saver Mode and flicker free technology also help reduce eye strain during long sessions. Furthermore, connectivity is simple and practical with HDMI and VGA inputs for flexible device support. In addition, the monitor is easy to set up and use for home or office environments. Overall, the Samsung 24 inch 120Hz Essential Monitor S3 S32GF is a reliable everyday display. Specifications: 24 inch Full HD display delivers clear and sharp visuals for daily use 120Hz refresh rate provides smoother motion for videos and light gaming Eye Saver Mode and flicker free technology help reduce eye strain Slim and modern design fits easily into home or office setups HDMI and VGA connectivity allow easy connection to multiple devices
Used, original 35 W USB-C charger for Mac — reliable Apple power adapter (dual USB-C) for charging your Mac and other devices. This is an authentic Apple 35 W USB-C power adapter (dual-port) — used but tested. It’s built to charge MacBooks, iPhones, iPads, and other USB-C devices. Though lower wattage than larger Mac adapters, it works well for light use or supplemental charging. Features & Behavior Dual USB-C ports: can charge two devices simultaneously Intelligent power distribution: if both ports are used, the output splits evenly (~17.5 W each) USB Power Delivery support across standard profiles (5V, 9V, 15V, 20V) Accepts input 100-240V AC, so usable worldwide (with correct plug) Compact form factor in one variant, or standard “duckhead” plug style in another Specifications Strengths & Limitations Pros Authentic Apple unit — safer and more reliable than generic chargers Dual ports give flexibility — charge phone + Mac concurrently Portable and suitable for travel (universal voltage) Cons 35 W is low for MacBook Pro under load — might not maintain charging during heavy use When both ports used, power is halved (~17.5 W each) Used condition may include wear, scuffs, or reduced efficiency
A space-saving pre-owned Lenovo ThinkCentre M920z all-in-one desktop with 24-inch display, 8th Gen Core i5, RAM upgrade options, and SSD storage options. Ideal for offices, education, and home use with clean design and reliable performance.
Smooth, precise, and completely wireless. The Apple Magic Trackpad brings the best laptop navigation to your desktop. Available in both White and Black, it features a large glass surface, Force Touch technology for deeper control, and a modern USB-C port for easy charging. It connects instantly to your Mac or iPad and keeps running for a month or more on a single charge. Make navigating your computer effortless with the Apple Magic Trackpad (A3120). Designed with a wide, smooth glass surface, it lets you swipe, scroll, and zoom using the same natural hand gestures you use on a laptop. It is the perfect tool to keep your desk clean and your workflow productive. Key Features: Force Touch: Built-in sensors know how hard you press, letting you click deeper to open previews, look up definitions, and reveal hidden menus. Large Glass Surface: The spacious edge-to-edge design gives you plenty of room to scroll through large documents or edit photos comfortably. Updated with USB-C: Now features a universal USB-C port for charging and pairing, matching all your modern cables. Long Battery Life: The built-in rechargeable battery lasts about a month or more before needing a quick recharge. Easy Setup: Pairs automatically with your Mac via Bluetooth right out of the box, with no complicated configuration needed. Sleek Colors: Choose between classic White or premium Black to perfectly match your desktop setup. Specifications at a Glance: Model: A3120 Colors: White / Black Connection: Wireless / Bluetooth / USB-C Surface: Premium Edge-to-Edge Glass Compatibility: Mac and iPad
NCTS USB Barcode Scanner – High-speed wired scanner for both 1D and 2D barcodes with auto-sensing mode.Plug-and-play solution ideal for retail, inventory, and logistics operations. Model: NCTS 1D/2D Barcode Scanner (USB Wired) Color: Black Scan Type: Image-based CMOS scanner Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Supported Barcode Types: 1D: Code 128, Code 39, EAN-13, UPC-A, Codabar, ISBN, etc. 2D: QR Code, PDF417, Data Matrix, Aztec, etc. Interface: USB 2.0 (Plug-and-play, no driver required) Scan Speed: Up to 300 scans/second Resolution: ≥ 4mil (0.1mm) Scan Modes: Manual trigger Auto-sensing Continuous mode Scan Modes: Manual trigger Auto-sensing Continuous mode Light Source: White LED illumination + red aiming line Indicators: LED and buzzer for scan confirmation Power Supply: DC 5V (via USB port) Cable Length: ~1.5 meters Build: ABS plastic, ergonomic handheld design Compatibility: Windows, macOS, Linux, Android Applications: POS, inventory, logistics, healthcare, warehouse use
LG Touch Screen Monitor 17 inch 17MB15T is designed for interactive workspaces, POS systems, and daily office use. It features a 17-inch touch screen with HD resolution for clear and responsive operation. Additionally, it supports single-touch input for simple navigation and control. Therefore, it works well for retail counters, business desks, and compact workstations. The LG Touch Screen Monitor 17 inch 17MB15T delivers 1280 × 1024 resolution with a 5:4 aspect ratio and 5ms response time. Moreover, it includes 250 nits brightness and a 1000:1 contrast ratio for balanced image clarity. It uses a TN panel and supports D-Sub connectivity with USB for touch screen connection. In addition, the monitor includes built-in power and Reader Mode for easier daily use. Furthermore, the monitor supports tilt adjustment from 15° to 68° and VESA 75 × 75 wall mounting for flexible setup. As a result, users can improve comfort and workspace organization. It also keeps installation simple with its compact design and integrated power supply. Specifications: 17-inch touch screen with HD 1280 × 1024 resolution Single-touch input for easy operation 5ms response time with 250 nits brightness D-Sub input with USB touch connection Tilt adjustment and VESA 75 × 75 mount support
The Samsung 43-Inch Full HD Smart TV UA43F6000FUXTW uses a 43-inch LCD panel with 1920 × 1080 resolution. It delivers standard Full HD picture quality for everyday TV viewing, streaming, and basic entertainment use. The display supports Full HD resolution, which shows clear and detailed images for HD content. In addition, Samsung picture processing improves lower-resolution sources to reduce noise and enhance clarity on the screen. The TV runs a native 60 Hz refresh rate. Also, motion processing helps reduce blur in fast-moving scenes such as sports and action content. Samsung equips this model with a Smart TV platform based on Tizen OS. Therefore, users can access streaming apps, online content, and basic smart features through a simple interface. Connectivity includes HDMI ports, USB ports, Wi-Fi, Bluetooth, Ethernet LAN, and optical audio output. In addition, the TV supports external devices such as game consoles, set-top boxes, and sound systems. This model focuses on Full HD resolution, essential smart TV functions, and basic connectivity without 4K resolution or advanced display processing features. Specifications: 43-inch LCD panel with 1920 × 1080 Full HD resolution 60 Hz native refresh rate display Tizen OS smart platform with streaming apps HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity Supports external devices like consoles and media players
The Alienware AW2524HF 24.5″ 500Hz Gaming Monitor is built for pro gamers who want unmatched speed and clarity. It features a 24.5-inch Full HD display with a Fast IPS panel for accurate colors and wide viewing angles. This monitor offers a blazing 500Hz refresh rate through DisplayPort when overclocked, and up to 240Hz via HDMI, making gameplay ultra-smooth. A 0.5ms response time helps reduce motion blur, so every frame stays sharp and clean. It supports NVIDIA G-SYNC, giving you tear-free and fluid motion across demanding games. You also get support for HDR10 and 99% sRGB color coverage, bringing vivid visuals to every scene. Connectivity options are flexible, including two HDMI 2.0 ports, one DisplayPort 1.4, four USB 3.2 Gen 1 ports, and one USB upstream port. There’s also a built-in USB hub for quick accessory access. The stand is fully adjustable with tilt, swivel, pivot, and height settings, making long sessions more comfortable. You can also use VESA mounting for a custom setup. Extra features like AlienFX lighting and NVIDIA Reflex Latency Analyzer add depth to your gaming experience. These tools help improve reaction time and personalize your setup. Overall, the Alienware AW2524HF delivers unmatched refresh speed, quick response, and stunning visuals. It’s perfect for competitive gamers who want every possible advantage. Specifications: Display : 24.5″ IPS Resolution : FHD 1920 x 1080 Refresh Rate : 500Hz Response Time : 0.5ms
OEM-quality trackpad replacement (without flex cable) for MacBook Pro 14″ (Model A2442, 2021, M1 Pro/Max) in Space Gray finish—engineered for precise Force Touch response, smooth multi-touch gestures, and seamless 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 brackets. Designed for professional technicians who will reuse or transfer the original internal components. Finish: Space Gray—matches the Space Gray MacBook Pro 14″ for flawless aesthetic continuity. (Note: Apple uses color-matched trackpads, and Space Gray units require this specific finish.) Force Touch Support: Fully compatible with pressure-sensitive input and haptic feedback when paired with the original Taptic Engine and logic board—ensuring full macOS gesture functionality. Precision Engineering: Features the same glass surface texture, curvature, and micro-click mechanism as Apple’s original—delivering consistent tracking accuracy and tactile feel. Installation Requirements: Requires complete bottom case disassembly and careful transfer of the original flex cable and Taptic Engine. Proper adhesive application is critical to maintain structural integrity and sensor alignment. Recommended for certified or experienced repair technicians only.
The NCTS HDMI 2.1 cable delivers ultra-high bandwidth 48Gbps with support for 8K@60Hz and 4K@120Hz, ensuring smooth, sharp, and lag-free performance. Available in 3 meters and 5 meters, it’s perfect for gaming consoles, TVs, monitors, and high-end home theater setups. The NCTS HDMI 2.1 Cable is built for next-generation video and gaming performance. With a high-speed 48Gbps bandwidth, it supports advanced resolutions like 8K at 60Hz and 4K at 120Hz, making it ideal for PlayStation 5, Xbox Series X, gaming PCs, 8K TVs, projectors, and home theater systems. Designed for stable signal transmission even at longer lengths (3M & 5M), it provides premium audio/video quality for professional and entertainment use. HDMI 2.1 Standard for next-gen video performance 48Gbps Ultra High Speed Bandwidth for smooth and stable output Supports 8K@60Hz & 4K@120Hz for ultra-clear and fluid visuals Ideal for PS5 / Xbox Series X / Gaming PC for high refresh rate gaming HDR Support for richer colors and better contrast (device dependent) eARC Support for high-quality audio transmission (device dependent) Durable Build Quality designed for long-term performance Available Lengths: 3M & 5M for flexible installation Perfect for next-gen consoles, gaming PCs, 8K TVs, 4K high refresh monitors, projectors, AV receivers, and soundbars. Ideal for users who want maximum performance for gaming, streaming, and home theater systems.
