128GB SSD Apple Macbook Pro Air 2013 2014 2015 A1502 A1398 A1466 A1465 | Samsung MZ-JPU512T/A06 | 655-1805D ORIGINAL APPLE PART (Apple sources their SSD’s for MacBooks from Samsung) A1502 – A1398 – A1465 – A1466 100% TESTED WORKING Please check compatibility below before you make your purchase: COMPATIBILITY: MacBook Pro Retina Late 2013 – Mid-2015 MacBookPro11,1 (A1502) – ME864LL/A, ME866LL/A, ME867LL/A, MGX72LL/A, MGX92LL/A, & MGXD2LL/A MacBookPro11,2 (A1398) – ME293LL/A & MGXA2LL/A MacBookPro11,3 (A1398) – ME294LL/A, ME874LL/A, MGXC2LL/A, & MGXG2LL/A MacBookPro11,4 (A1398) – MJLQ2LL/A MacBookPro11,5 (A1398) – MJLT2LL/A & MJLU2LL/A MacBookPro12,1 (A1502) – MF839LL/A, MF841LL/A, & MF843LL/A MacBook Air Mid-2013 – Late 2015 MacBookAir6,1 (A1465) – MD711LL/A, MD760LL/A, MD711LL/B, & MF067LL/A MacBookAir6,2 (A1466) – MD760LL/A, MD760LL/B, & MF068LL/A MacBookAir7,1 (A1465) – MJMVM2LL/A MacBookAir7,2 (A1466) – MJVE2LL/A Model Identifier: Samsung Manufacturer Part# MZ-JPU512T/A06
Acer KA222Qbi The Acer KA222Qbi entry-level series provide a superb user experience and don’t compromise . on quality. With a choice of display size and a ZeroFrame. design it is ideal for use in homes and offices. Whether it’s running productivity apps or playing games this monitor has it all. Viewable Screen Size Acer KA222Qbi 54.6 cm (21.5″) Aspect Ratio 16:9 Response Time 1 ms VRB Backlight Technology LED Horizontal Viewing Angle 178° Vertical Viewing Angle 178° Panel Technology In-plane Switching (IPS) Technology Frequency (Horizontal/Vertical) 30KHz-85KHz/48Hz-75Hz Pixel Pitch 0.25 mm Tilt Angle -5° to 15° Maximum Adjustable Height No Video Maximum Resolution 1920 x 1080 Native Contrast Ratio 1,000:1 Dynamic Contrast Ratio 100,000,000:1 Colour Supported 16.7 Million Colours Colour Depth 8-bit Color Gamut 72% NTSC Dynamic Contrast Ratio 100,000,000:1 Brightness 250 cd/m² Tearing Prevention Technology AMD FreeSync™ (HDMI VRR) Interfaces/Ports Acer KA222Qbi VGA Yes HDMI Yes Power Description Standby Power Consumption (Energy Star) 270 mW Off-Mode Power Consumption (Energy Star) 210 mW Operating Power Consumption (Energy Star) 15.50 W Miscellaneous Environmental Certification MPR II Package Contents 1 x KA222Q Widescreen LCD Monitor 1 x Power Cord(EURO/UK) 1 x VGA Cable Physical Characteristics Colour Black VESA Mount Compatible Yes VESA Mount Standard 100 x 100 Height 295 mm Width 490 mm Depth 65 mm Weight (Approximate) 3.09 kg Weight with Stand (Approximate) 3.44 kg Specifications: Specifications 21.5″ ZeroFrame FreeSync 1ms, IPS 1 year warranty
LG 22 inch 100Hz FHD Monitor 22MR410-B is designed for smooth daily work, study, and casual gaming. It features a 21.45-inch Full HD VA display with a 3-side borderless design. Additionally, it supports a 100Hz refresh rate and AMD FreeSync for smoother motion. Therefore, it works well for office tasks and everyday entertainment. The LG 22 inch 100Hz FHD Monitor 22MR410-B delivers 1920 × 1080 resolution with a 5ms response time and 250 cd/m² brightness. Moreover, it includes a 3000:1 contrast ratio and sRGB 99% color coverage for balanced image quality. It supports one HDMI port, D-Sub input, and headphone out for flexible connectivity. Furthermore, the monitor includes Reader Mode, Flicker Safe, Black Stabilizer, and Dynamic Action Sync for better comfort and smoother viewing. In addition, the stand supports tilt adjustment and VESA 100 × 100 wall mounting. As a result, users get a practical setup for home or office use. Specifications: 21.45-inch Full HD 1920 × 1080 VA display 100Hz refresh rate with AMD FreeSync support 5ms response time with 3000:1 contrast ratio HDMI, D-Sub, and headphone out connectivity Tilt adjustment with VESA 100 × 100 mount support
256GB SSD Apple Macbook Pro Air 2013 2014 2015 A1502 A1398 A1466 A1465 | Samsung MZ-JPU512T/A06 | 655-1805D ORIGINAL APPLE PART (Apple sources their SSD’s for MacBooks from Samsung) A1502 – A1398 – A1465 – A1466 100% TESTED WORKING Please check compatibility below before you make your purchase: COMPATIBILITY: MacBook Pro Retina Late 2013 – Mid-2015 MacBookPro11,1 (A1502) – ME864LL/A, ME866LL/A, ME867LL/A, MGX72LL/A, MGX92LL/A, & MGXD2LL/A MacBookPro11,2 (A1398) – ME293LL/A & MGXA2LL/A MacBookPro11,3 (A1398) – ME294LL/A, ME874LL/A, MGXC2LL/A, & MGXG2LL/A MacBookPro11,4 (A1398) – MJLQ2LL/A MacBookPro11,5 (A1398) – MJLT2LL/A & MJLU2LL/A MacBookPro12,1 (A1502) – MF839LL/A, MF841LL/A, & MF843LL/A MacBook Air Mid-2013 – Late 2015 MacBookAir6,1 (A1465) – MD711LL/A, MD760LL/A, MD711LL/B, & MF067LL/A MacBookAir6,2 (A1466) – MD760LL/A, MD760LL/B, & MF068LL/A MacBookAir7,1 (A1465) – MJMVM2LL/A MacBookAir7,2 (A1466) – MJVE2LL/A Model Identifier: Samsung Manufacturer Part# MZ-JPU512T/A06
The Samsung 27″ G60SD QHD OLED Gaming Monitor delivers ultra-fast performance and stunning visuals. First, it features a QHD OLED panel with deep blacks and vibrant colors. The monitor offers a 360Hz refresh rate and ultra-low response time for smooth gameplay. In addition, it supports high performance gaming with sharp details and fluid motion. Moreover, the ergonomic design allows height and tilt adjustments for comfort. Therefore, gamers can enjoy competitive play with fast response, clear visuals, and immersive performance. Specifications: 27″ QHD OLED panel delivers deep blacks and vibrant colors 360Hz refresh rate ensures ultra-smooth and responsive gameplay Ultra-low response time reduces motion blur in fast-paced games Ergonomic design with height and tilt adjustment for comfort High-performance display enhances competitive gaming experience
Specific Uses For Product Gaming Refresh Rate 240 Hz Brand LG Screen Size 27 Inches Screen Surface Description Matte 27” full HD (1920×1080) IPS display 1ms response time and 240Hz refresh rate NVIDIA G-SYNC Compatible HDR 10 Compatible 3-Side virtually borderless design Tilt, Height, Pivot adjustable stand 3 Years Warranty manufacturer link
Introducing the LG MyView Smart Monitor – your all-in-one display solution for work, entertainment, and everything in between. With its innovative features and user-friendly interface, this monitor redefines convenience and efficiency. First and foremost, versatility is the name of the game. Whether you’re working on spreadsheets, streaming your favorite shows, or gaming with friends, the MyView Smart Monitor adapts effortlessly to your needs. Transitioning between tasks is seamless thanks to its intuitive interface and quick response times. Say goodbye to cluttered desktops and hello to a streamlined workflow that maximizes productivity. Moreover, connectivity options abound. From wireless casting to multiple input ports, the MyView Smart Monitor ensures compatibility with a wide range of devices. Whether you’re using a laptop, tablet, or smartphone, connecting is hassle-free. In addition, ergonomic design features such as adjustable stands and eye-care technology prioritize your comfort and well-being during extended use. Say goodbye to eye strain and discomfort – the MyView Smart Monitor has your back. Furthermore, its sleek and modern design adds a touch of sophistication to any space, whether it’s your home office or entertainment center. Elevate your surroundings with a display that not only performs but also complements your aesthetic. In conclusion, the LG MyView Smart Monitor is more than just a display – it’s a versatile companion that enhances every aspect of your digital life. Experience the convenience, efficiency, and style it brings to the table, and unlock a world of possibilities today. Specifications: Display : 27″ IPS Resolution : 1920 x 1080 Refresh Rate : 60Hz Response Rate : 5ms GTG Speaker : 5W x2
Experience professional-grade power with this pre-owned ThinkPad E14 Gen 2. Featuring a robust AMD Ryzen 7 4700U 8-core processor, 16GB RAM, and a 256GB NVMe SSD, this 14-inch laptop is built for high-speed productivity, secure data management, and long-lasting durability.
WiWU A821CH 8‑in‑1 Stand & Dock – A foldable aluminum laptop stand with a built-in 8‑port USB‑C dock (two USB‑A, two USB‑C, HDMI 4K30, SD/TF, Gigabit Ethernet, PD 100 W).Enhances comfort, cooling, and functionality—perfect for decluttered, professional work setups. Model: WiWU A821CH Design: Sturdy aluminum alloy stand with foldable, portable design, hollow surface for cooling, and silicone pads to prevent slips Dimensions & Weight: Compact when folded (~400 g in aluminum) Docking Hub Ports: 2 × USB-C ports 2 × USB‑A 3.0 ports 1 × HDMI (up to 4K@30 Hz) SD + micro‑SD card slots 1 × RJ‑45 Gigabit Ethernet (1000 Mbps) Docking Hub Ports: 2 × USB-C ports 2 × USB‑A 3.0 ports 1 × HDMI (up to 4K@30 Hz) SD + micro‑SD card slots 1 × RJ‑45 Gigabit Ethernet (1000 Mbps) Power Delivery: USB-C PD 3.0 supports up to 100 W—can charge a laptop while using other ports Connectivity: HDMI supports up to 4K@30 Hz; Ethernet up to Gigabit speed Stand Features: Detachable base—can use stand and hub together or separately, with adjustable ergonomic angles and vents for airflow Durability: Aluminum alloy with frosted texture, scratch-resistant finish, tested to executive standards
New 01AV423 01AV424 01AV422 SB10K97579 SB10K97581 11.4V 24Wh 2080mAh Laptop Battery Compatible with Lenovo ThinkPad T470 61 Series Notebook About this item Condition: New Voltage: 11.4V Capacity: 24Wh/2100mAh Replace Part Number: 01AV423 01AV424 SB10K97581 01AV422 SB10K97579 Fit for: LENOVO Thinkpad T470 T570 P51S 61 Series Laptop
A4Tech Wireless Keyboard & Mouse Combo USB | 3000N
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 ViewSonic VX2779A-HD-PRO 27″ FHD 240Hz Gaming Monitor delivers ultra-smooth visuals for fast games. It features a 27-inch IPS panel that offers wide viewing angles and rich color. Moreover, the high 240 Hz refresh rate helps motion look fluid and responsive in action titles. This gaming monitor supports Full HD 1920×1080 resolution for crisp images and clear details. Additionally, the 1 ms response time (MPRT) reduces blur and ghosting in fast scenes. Adaptive sync tech like AMD FreeSync and NVIDIA G-SYNC compatibility helps cut screen tearing and stutter. The ViewSonic VX2779A-HD-PRO also includes HDR10 support to boost contrast and color depth for games and videos. Furthermore, anti-glare coating and low blue light help reduce eye strain during long play sessions. Multiple ports make setup easy with two HDMI and one DisplayPort connection. This monitor works well for competitive gaming, esports, and general entertainment. Therefore, it suits both PC gamers and console players. Finally, it combines speed, quality visuals, and versatile connectivity for everyday gaming use. Specifications: 27″ IPS panel with 1920×1080 Full HD resolution 240 Hz refresh rate and 1 ms (MPRT) response time HDR10 support and wide 178° viewing angles Connectivity: 2× HDMI 1.4 + 1× DisplayPort 1.4 Eye-care features: anti-glare, low blue light, and flicker-free
Original replacement touchpad for MacBook Air A2442, available in Silver and Space Gray. Perfect for fixing unresponsive or damaged trackpads and restoring smooth cursor control and gesture functionality. The Original MacBook Air A2442 Touchpad is a genuine replacement part designed to restore full trackpad performance and functionality. If your MacBook Air trackpad is not clicking, not responding, or physically damaged, this original touchpad provides a reliable solution with smooth tracking and accurate gesture support. Available in Silver and Space Gray, it matches the original laptop finish for a clean professional repair. Original / Genuine Touchpad for MacBook Air A2442 Available in Silver and Space Gray Restores smooth cursor control and multi-touch gestures Reliable clicking and accurate tracking performance Perfect for repair and replacement of damaged trackpads High-quality build for long-term use ✔ MacBook Air 13-inch (2021 / 2022) A2442 Compatible with MacBook Air A2442 models only. Please confirm the model number on the bottom cover before purchase to ensure a correct fit.
ViewSonic 27″ 2K QHD The ViewSonic 27″ 2K QHD Designed with creative professionals in mind. the ViewSonic VP2756-2k delivers colors on screen. Pantone validated 100% sRGB coverage provides precise color your work looks how it should. every time. A USB-C port that easily connects with your devices for easy charging and data transfer. Ergonomic engineering gives you the flexibility to do more without injury, while Auto Pivot lets shift between horizontal. and Introducing VP56 Series Inspiration starts within, then appears to the world on the ViewSonic VP2756-2k, delivered with stunning true-to-life, high precision colors on an QHD frameless screen, with an ergonomic stand and USB-C support. Bring Your Colors to Life 100% sRGB color gamut that meets industry standards and can produce color precisely. Pantone® Validated ensures high levels of fidelity in simulating the full range of real-world colors. These two features combine to give ColorPro® VP2756-2K high every creative to get their colors right, every time. Precise Color With Delta E < 2 color accuracy, the ColorPro® VP2756-2K delivers stunning color reproduction that ensures. the colors in your videos and photos are true-to-life and nearly indistinguishable from the color seen by the naked eye. Exquisite Quality out of the Box Every unit is pre-calibrated at the factory and comes with its own color calibration report. Giving you the highest quality color calibration possible, right out of the box. Time spent fine-tuning ColorPro® monitors bring you the highest quality color calibration possible. Big Picture, Small Details Image quality is paramount for creative professionals, and with a 2K QHD (2560 x 1440) . resolution panel, images on the ColorPro® VP2756-2K series ensure incredible detail. Find Your Perfect Angle With a full range of swivel, pivot, tilt, and height adjustments, The ColorPro® VP2756-2K allows you to find the most comfortable. monitor positioning for your .Auto Pivot can even let photos to be automatically adjusted to the screen’s orientation when pivoted. Specifications: Specifications QHD Pantone| sRGB| USB-C 60W|CAM/CAD| Portrait mode for photography certified for blue light filter Auto Pivot, Swivel, Tilt, and Height adjust Split Screen 27 Inch 60 Hz QHD 2 USB-A 1 USB-C 1 HDMI 1 Display Port 1 year warranty Manufacturer Link
REMAX RT-E601 1200MAH TIME II SERIES EYE-CARING LED LAMP Function— Use the power key to turn on/ off the lamp. Tap the power key to adjust the brightness of the lamp (brightest-normal-dimmest-off) four steps are easy to use. When folding the design lamp holder and arm can rotate the angle within a range of 180 degrees up-down adjustment. Press and hold “Mode” Set” Up” Donkey enter normal time mode, alarm clock and snooze mode, birthday reminder mode timer mode, and temperature mode. Time changes 12 hours/24 hours mode and adjusting the hours, minutes, year, month,t,h, and day. Temperature can change to Celsius or Fahrenheit. The red light will be on when it starts charging, and the red light will go out when it is fully charged. Material—ABS+PC Rated voltage—DC5V /0.5A lighting Mode—Direct glow Key Type—Touch key Luminous flux—250m Color rendering index—>80 Rated power—4W Battery Capacity—1200mAh Weight—346g Charging port—Micro SIZE—87*87*263mmCharging time—4-4:30hour Working time—3:30hour
Philips 24M2N3200FQ is a 23.8-inch Full HD Fast IPS gaming monitor. It delivers a 1920 × 1080 resolution with a 200Hz refresh rate and 1ms (GtG) response time for very smooth motion handling. Additionally, it uses a Fast IPS panel that keeps colors accurate and viewing angles wide. Moreover, it supports Adaptive Sync to reduce screen tearing during fast gameplay. It also includes HDR10 support for improved contrast in compatible content. Low Input Lag and SmartImage Game modes further enhance responsiveness and visual tuning. Furthermore, it features Flicker-Free technology and LowBlue Mode to reduce eye strain during long sessions. It also provides HDMI 2.0 and DisplayPort 1.4 for modern connectivity. The Philips 24M2N3200FQ monitor delivers competitive 200Hz performance with Fast IPS clarity for gaming and everyday use. Specifications: 23.8-inch Fast IPS panel with Full HD 1920 × 1080 resolution 200Hz refresh rate for ultra-smooth gaming motion 1ms (GtG) response time for reduced blur Adaptive Sync and HDR10 support for smoother visuals HDMI 2.0 and DisplayPort 1.4 connectivity options
product name : MSI G2712 27″ Gaming monitor IPS Panel – Optimize screen colors and brightness to enhance your viewing experience. 170Hz Refresh Rate – Respond faster with smoother frames. 1ms Response Time – Eliminate screen tearing and choppy frame rates. Wide Color Gamut – Game colors and details will look more realistic and refined. Night Vision – Smart black tuner to brighten your day by bringing out the fine details in dark areas. Frameless design – Enjoy the ultimate gaming experience with super narrow bezels. Anti-Flicker and Less Blue Light – Game even longer and prevent eye strain and fatigue. 178° Wide Viewing Angle – Colors and details will stay sharp at more angles with a 178° wide viewing angle. Visualize your victory with the MSI G2712 Esports gaming monitor. Equipped with a 1920×1080, 170hz Refresh rate, 1ms response time IPS panel, the G2712 will give you the competitive edge you need to take down your opponents. Built with AMD FreeSync Premium technology, the G2712 can match the display’s refresh rate with your GPU for ultra-smooth gameplay. Make sure you can hit your mark with all the latest technologies built-in the MSI Esports Gaming monitors for competitive play. IPS grade panel that produces no image distortion and minimum color shifts when viewed from different angles. Additionally, the IPS grade panel will offer clear images and instantly optimize screen color and brightness to ensure that you enjoy every scene at its best. Equipped with a 170hz refresh rate and 1ms response time IPS panel which has the benefit in fast moving game genres such as first person shooters , fighters, racing sims, real-time strategy, and sports. These type of games require fast and precise movements, which an refresh rate and fast response time monitor will put you ahead of your competition. The MSI Esports Gaming Monitor has more gamut coverage compared to general monitors. Gameplay colors and details will look more realistic and refined, to push immersion to its limits Whether your entire screen is dark, or just a few portions have heavy shadows. Let the world’s first smart black tuner brighten your day by bringing out the fine details in dark areas. With a super narrow bezel, enjoy the best immersion possible in the latest games with a multi-monitor 180 degree setup. Enjoy better continuity between screens while playing games, working, or general computing. Specifications: 27″ (69cm) 597.888(H)x336.312(V) Flat IPS 1920 x 1080 (FHD) 0.3114(H)x0.3114(V) 16:9 250 1year warranty manufacturer link
A reliable, budget-friendly Genius KM-100SE wired keyboard and mouse combo featuring a spill-resistant keyboard, ergonomic design, and plug-and-play USB connectivity—ideal for home, office, or classroom use. Spill-resistant design with drainage holes to protect against accidental liquid damage Quiet, low-profile keys with standard layout (including numeric keypad) for comfortable typing Durable construction with a lifespan of up to 10 million keystrokes Integrated wrist rest for improved ergonomics during long sessions Ambidextrous 3-button design with scroll wheel 1000 DPI optical sensor for smooth, precise tracking on most surfaces Ergonomic shape for comfortable right- or left-handed use Plug-and-play USB connection—no drivers required Compatible with Windows, macOS, Linux, and ChromeOS 1.5-meter braided cable for tangle resistance and durability
The ASUS VG34VQL3A Curved Gaming Monitor, 34″ WQHD delivers immersive gaming and smooth visuals for modern PC players. It is designed for gamers, creators, and anyone who wants a wider view and fast performance. First, this monitor features a 34-inch Ultra-Wide QHD (3440 × 1440) curved display with a 1500R curvature that wraps around your vision and feels more natural. As a result, games, movies, and multitasking feel more engaging. In addition, the ASUS VG34VQL3A supports a high refresh rate up to 180 Hz (OC) and a 1 ms response time (GTG) for smooth motion and minimal blur. This helps you react faster in fast-paced games. This model also uses AMD FreeSync Premium Pro for adaptive sync technology that reduces screen tearing and stuttering in supported games. Therefore, visuals stay smooth and clear with compatible GPUs. The screen covers 125% of the sRGB color gamut and supports DisplayHDR™ 400 with HDR10, giving bright highlights and rich contrast for vivid colors in HDR content. Thus, games and movies look more dynamic. Because the panel uses VA technology, it delivers deep contrast and solid black levels that make details pop in dark scenes. Also, the anti-glare coating helps reduce reflections in bright rooms. The ASUS VG34VQL3A includes built-in features like Picture-in-Picture (PiP), Picture-by-Picture (PbP), ASUS GamePlus, and low blue light modes for added convenience and comfort. This makes it versatile for work and play. Connectivity options include DisplayPort 1.4, HDMI 2.0, and USB 3.2 Gen 2 hub ports to link to PCs, laptops, and peripherals easily. As a result, setup stays flexible for many systems. The ergonomic stand offers height, tilt, and swivel adjustments plus VESA mount support, so you can position the monitor comfortably. This helps reduce neck and eye strain during long sessions. In conclusion, the ASUS VG34VQL3A Curved Gaming Monitor, 34″ WQHD combines speed, clarity, and wide ultrawide visuals. Overall, it is a strong choice for immersive gaming and productivity. Specifications: Display :34″ VA Panel, 1500R Curved, Anti-Glare. Resolution :Ultrawide QHD (3440 x 1440). Refresh Rate : Up to 180Hz (OC) for smooth motion. Response Time : 1ms (GTG) for reduced ghosting. HDR: Display HDR 400 with HDR10 support for enhanced contrast.
