The ASUS ProArt PA329CRV 32″ 4K Professional Monitor delivers amazing clarity for creative work. It offers a large 32-inch screen with sharp 4K detail. Every image looks clean and accurate. This makes it ideal for editing and design projects. Moreover, the ASUS ProArt PA329CRV 32″ 4K Professional Monitor includes factory-calibrated color accuracy. It shows precise colors for photos, videos, and artwork. The wide color gamut helps you view rich and natural tones. This ensures professional results in every task. In addition, the monitor features HDR support. It improves brightness, contrast, and depth in your visuals. Your projects look more realistic and detailed. This boosts your productivity and viewing experience. Furthermore, the ASUS ProArt PA329CRV 32″ 4K Professional Monitor includes a USB-C port. It provides display output, data transfer, and power delivery. This makes your workspace cleaner and more organized. It is perfect for creators using laptops. Also, the monitor offers an ergonomic stand. You can tilt, turn, pivot, or adjust the height easily. This helps you work comfortably for long hours. The design supports healthy posture and better workflow. The slim and modern look of the ASUS ProArt PA329CRV 32″ 4K Professional Monitor fits any studio. The thin bezels make multi-monitor setups cleaner. The build quality feels strong and long lasting. This makes it a reliable tool for professionals. Overall, the ASUS ProArt PA329CRV 32″ 4K Professional Monitor delivers accuracy, clarity, and productivity in one display. It supports creative work with true-to-life colors and advanced features. It is a great choice for editors, designers, and photographers who need perfect visuals. Specifications: Display : 32″ IPS Resolution : 4K Refresh Rate : 60Hz Response Time : 5ms Fully Adjustable
The MSI MAG 32C6X 32″ 250Hz Curved Gaming Monitor is built for gamers who demand speed and immersion. It features a large 32-inch curved VA panel that wraps around your vision for a deeper gaming experience. The 1500R curvature provides a natural and comfortable view, perfect for long sessions. With a stunning 250Hz refresh rate, the MSI MAG 32C6X 32″ 250Hz Curved Gaming Monitor delivers ultra-smooth gameplay. Every frame feels fluid, making fast-paced action scenes look incredibly sharp. The 1ms response time ensures reduced motion blur and ghosting, keeping you ahead in competitive games. Thanks to AMD FreeSync technology, screen tearing and stuttering are minimized for a flawless experience. The monitor’s Full HD resolution offers crisp details without overloading your graphics card. Vivid colors and sharp contrasts enhance every scene, whether gaming or watching movies. The MSI MAG 32C6X 250Hz Curved Gaming Monitor features a stylish design with slim bezels that fit into any gaming setup. It comes equipped with DisplayPort and HDMI inputs, making connectivity simple and fast. Night Vision technology brightens dark areas, helping you spot hidden enemies without washing out the image. It also includes anti-flicker technology and a low blue light mode to reduce eye strain during long gaming marathons. In summary, the MSI MAG 32C6X 32″ 250Hz Curved Gaming Monitor combines speed, clarity, and comfort, making it a great choice for serious gamers who want the best. Specifications: Display : 31.5″ VA Resolution : 1920 x 1080 (FHD) Refresh Rate : 250Hz Response Rate : 1ms (MPRT) Curvature : Curve 1500R
The LG 27MK60TM 27″ Monitor delivers clear and immersive visuals for work, study, and entertainment.It features a large 27-inch Full HD display that shows crisp image detail and smooth video.Moreover, the slim design fits well on desks at home and in office setups. This monitor uses an IPS panel for wide viewing angles and consistent color from many positions.Additionally, anti-glare coating helps reduce reflections in bright lighting.Fast response time helps reduce blur during movies and casual gaming. The LG 27MK60TM also includes HDMI and VGA ports for flexible connectivity.Furthermore, tilt adjustment lets you find a comfortable viewing angle.Low blue light and flicker-safe technology help reduce eye strain over time. This display suits students, professionals, and home users alike.Therefore, it supports productivity, browsing, streaming, and everyday computing.Finally, it combines solid picture quality, reliable performance, and user-friendly features for daily use. Specifications: 27″ Full HD (1920 × 1080) IPS panel HDMI + VGA ports for device connection Anti-glare coating for comfortable viewing Tilt-adjustable stand for ergonomic use Low blue light and flicker-safe eye care
The Samsung 65″ The Frame Pro 4K Samsung Vision AI Smart TV QA65LS03FWUXTW uses a 65-inch LCD panel with 3840 × 2160 4K resolution. It is designed for standard TV viewing and wall-mounted display use in living spaces. Samsung uses Vision AI and picture processing to adjust image settings in real time. As a result, brightness, contrast, and color adjust based on the scene and content type. In addition, the system supports 4K upscaling to improve lower-resolution content clarity. The display supports HDR formats for compatible content. This improves contrast between bright and dark areas. Also, motion processing reduces blur in fast scenes such as sports and action content. The TV runs Samsung Tizen OS. Therefore, users access streaming apps, SmartThings integration, and smart features through a unified interface. It also supports Wi-Fi and Bluetooth for wireless devices. Connectivity includes HDMI ports, USB ports, Ethernet LAN, and optical audio output. It supports external devices such as gaming consoles and sound systems. This model uses The Frame design concept, which allows the display to function as both a TV and a digital art screen when not in use. Specifications: 65-inch 4K UHD LCD panel with 3840 × 2160 resolution Vision AI image processing with real-time adjustments HDR support for compatible content Tizen OS smart platform with streaming apps HDMI, USB, Wi-Fi, Bluetooth, Ethernet connectivity
RK ROYAL KLUDGE RK61 Wireless 60% Mechanical Gaming Keyboard, Ultra-Compact 60 Keys Bluetooth Mechanical Keyboard with Programmable Software (Blue Switch, White) Model: RK ROYAL KLUDGE RK61 Layout: 60% compact layout (61 keys, no number pad or function row) Switch Type: Mechanical switches (Red – Linear, Blue – Clicky, Brown – Tactile) Connectivity: Bluetooth 5.0 (connects up to 3 devices) USB-C Wired Optional 2.4GHz Wireless (on some versions) Connectivity: Bluetooth 5.0 (connects up to 3 devices) USB-C Wired Optional 2.4GHz Wireless (on some versions) Backlight: RGB LED with 18+ lighting modes and effects Battery: 1450mAh rechargeable lithium battery Key Rollover: Full N-Key rollover, anti-ghosting Compatibility: Windows, macOS, Android, iOS Software Support: Key remapping and lighting customization (Windows only) Build Quality: ABS plastic frame, double-shot keycaps Dimensions: Approx. 290 x 100 x 40 mm Weight: ~500g Extras: Hot-swappable switch support (on select versions)
The LG 24″ FHD IPS 120Hz HDR10 Monitor – Slim Stand | 24U411A-B delivers crisp visuals and smooth motion for work and play. This monitor brings vibrant colors and sharp detail to all your content. Moreover, its 120Hz refresh rate makes motion feel fluid and responsive. Therefore, it suits gamers, students, and home office users alike. First, the full HD resolution ensures clear images on a 24-inch screen. Text looks sharp, videos pop, and games appear more alive. In addition, the IPS panel provides wide viewing angles so colors stay consistent from any seat. This helps when friends or family watch together. Also, the HDR10 support enhances brightness and contrast for richer scenes. Next, the fast 120Hz refresh rate makes motion smooth in games and video. Low frame drops mean play feels more responsive. Meanwhile, everyday tasks like scrolling and navigating menus feel quicker. As a result, overall screen performance feels natural and enjoyable for all day use. The slim stand design saves desk space and adds modern style to your setup. It fits neatly with any décor and keeps the workspace clean. Additionally, tilt adjustments help you find a comfortable viewing angle. This makes long work or play sessions easier on your neck and eyes. Connectivity includes essential ports so you can link laptops, desktops, and consoles easily. Plug and play means simple setup with few steps. Furthermore, built-in speakers provide basic sound without extra devices attached. This gives extra convenience when audio isn’t your main focus. Overall, the LG 24″ FHD IPS 120Hz HDR10 Monitor – Slim Stand | 24U411A-B combines smooth performance, vivid color, and practical design. It offers great value for users who want quality visuals and fluid motion without complexity. Manufacturer link Specifications: Display : 24″ IPS Resolution : 1920 x 1080 Refresh Rate : 120Hz Response Rate : 5ms
Haixun F20 Barcode Reader – USB 2D handheld scanner supports QR, PDF417, and 1D barcodes.Fast and reliable for retail, inventory, and logistics with plug-and-play setup. Model: Haixun F20 Type: 2D Handheld Barcode Scanner Supported Codes: 1D: EAN-13, UPC-A, Code 39, Code 128, Codabar, etc. 2D: QR Code, PDF417, DataMatrix, etc. Supported Codes: 1D: EAN-13, UPC-A, Code 39, Code 128, Codabar, etc. 2D: QR Code, PDF417, DataMatrix, etc. Sensor Type: CMOS imaging sensor Interface: USB (Plug and Play, no driver needed) Scan Mode: Manual trigger / Continuous / Auto-sensing Scan Speed: Up to 300 scans/sec Resolution: ≥ 4mil (0.1mm) Light Source: Red LED + White fill light Compatibility: Windows, Android, macOS, Linux Design: Ergonomic grip for long use Durable ABS plastic body Design: Ergonomic grip for long use Durable ABS plastic body Cable Length: Approx. 1.5 – 2 meters Power Supply: 5V (via USB) Applications: Retail, Warehouse, POS, Inventory, Logistics
TeamGee Portable Monitor for Laptop, 12” Full HD IPS Display, Dual Triple Monitor Screen Extender, HDMI/USB-A/Type-C Plug and Play for Windows, Chrome & Mac, Work with 13”-16” Laptops Brand TeamGee Mounting Type Desk Mount Color Black Hardware Interface USB, USB Type C, HDMI Connectivity Technology USB, HDMI Package Dimensions 14.02 x 10.04 x 3.58 inches Item Weight 5.7 pounds Manufacturer TeamGee ASIN B09NLKWDMP Item model number P2 1 Year Warranty manufacturer link
LED feature Specification Display size 60.5 cm (23.8 in) diagonal Display type IPS with LED backlight Panel active area 52.7 x 29.6 cm (20.7 x 11.7 in) Scan range Horizontal: 30 to 80 KHz Vertical: 50 to 60 Hz Brightness 250 nits Color support Up to 16.7 million colors with the use of FRC technology Color gamut 72% Pixel pitch 0.2745 (H) mm x 0.2745 (V) mm 93 PPI Inputs 1 VGA 1 HDMI Audio in/Audio out HDCP support Viewing angle Horizontal viewing angle (typical): 178 degrees Vertical viewing angle (typical): 178 degrees Recommended resolution (H x V) 1920 x 1080 @ 60 Hz (Full HD) Aspect ratio 16:9 Static contrast ratio 1000:1 Dynamic contrast ratio 10,000,000:1 Response time 6 ms GtG w/OD 14 ms GtG (typ) / 28 ms GtG (Max) Power supply External Power consumption 30 Watts max Tilt -5 to +25 degrees Dimensions W x D x H (unpacked): 54.1 x 18.3 x 40.9 cm (21.3 x 7.2 x 16.1 in) Weight Unpacked: 3.1 Kg (6.8 lbs) Specifications: HP Monitor 24ea 23.8-inch IPS Display Display size 60.5 cm (23.8 in) diagonal Display type IPS with LED backlight Panel active area 52.7 x 29.6 cm (20.7 x 11.7 in)
WIWU Macbook Mate for Macbook Accessories Storage Bag *Two layers with Slim design with big capacity for cards, Coins, cash, passport, tickets, accessroies, mobile phone, etc. *Frond pocket slots are wide enough to accommodate large cell phones like iphone 7 plus making this one of the most important identity protector essentials for men and women *RFID blocking material helps prevent identity theft by blocking RFID signals of 13.56 MHz frequency, used by RFID chips in credit cards and passport
WiWU Pioneer Pro Handbag – Stylish, waterproof laptop bag with soft-lined padded interior and reinforced corners.Ideal for 14″ and 15.6″ laptops, offering excellent protection, comfort, and everyday utility. Model: WiWU Pioneer Pro Sizes: Designed for both 14″ and 15.6″ laptops Material: Durable, water-resistant polyester exterior Interior: Faux-fur lining with thick anti-shock padding Protection: 360° corner reinforcement for enhanced drop resistance Compartments: Main padded laptop section Zippered front organizer for cables, mouse, notebook, and accessories Compartments: Main padded laptop section Zippered front organizer for cables, mouse, notebook, and accessories Carry Options: Top retractable waterproof TPU handle Adjustable and removable shoulder strap Luggage trolley strap on the back Carry Options: Top retractable waterproof TPU handle Adjustable and removable shoulder strap Luggage trolley strap on the back Zippers: High-quality YKK zippers for smooth operation Design: Slim profile, minimalist look, available in Black and Gray Suitable for: Business, school, travel, and daily professional use
The Lenovo Legion R25f-30 is a 24.5-inch FHD gaming monitor designed for competitive gameplay and fast response performance. It uses a VA panel with high refresh rate support and sharp Full HD resolution. Additionally, it targets gamers who need smooth motion clarity and low input delay. This monitor delivers a 1920 × 1080 resolution with a 240Hz refresh rate, which can be overclocked up to 280Hz in supported setups. Moreover, it features a 0.5ms MPRT response time for reduced motion blur during fast-paced gaming. The Lenovo Legion R25f-30 supports AMD FreeSync Premium to reduce screen tearing and stuttering. Additionally, it includes HDMI 2.1 and DisplayPort 1.4 for high refresh rate connectivity across PCs and consoles. It also provides 99% sRGB color coverage and 3000:1 contrast ratio for richer image depth. Therefore, it balances gaming performance with decent color accuracy for everyday use. The Lenovo Legion R25f-30 is built for esports-focused users who prioritize speed, responsiveness, and smooth visuals in competitive games. Specifications: 24.5-inch Full HD (1920 × 1080) VA gaming display 240Hz refresh rate with up to 280Hz overclock support 0.5ms MPRT response time for fast motion clarity AMD FreeSync Premium for tear-free gaming performance HDMI 2.1 and DisplayPort 1.4 connectivity support
Huawei IdeaHub Board 2 86-inch display delivers an immersive teaching and collaboration experience with large 4K visuals. It helps teachers present clearly and engage students effectively. As a result, classrooms benefit from better interaction and visibility. The 86-inch screen features 4K UHD resolution with zero-gap laminated glass. Therefore, it reduces reflection and improves clarity. Moreover, the D-LED backlight and 60Hz refresh rate ensure stable and consistent visuals. It supports up to 20 touch points using infrared multi-touch technology. In addition, smart handwriting recognition and annotation allow natural writing. The low latency writing response improves accuracy during lessons. The system includes a quad-core processor with 4GB RAM and 32GB storage. Consequently, it runs applications smoothly. It supports Android, Windows, iOS, and macOS for flexible integration. It also includes key capabilities such as 4K UHD resolution, multi-touch interaction, smart annotation tools, wide connectivity options, and cross-platform support. Huawei IdeaHub Board 2 86-inch display is built to enhance collaboration and simplify teaching. Specifications: 86-inch 4K UHD display with 3840 × 2160 resolution Supports up to 20 touch points with infrared technology Zero-gap laminated glass with D-LED backlight Low latency writing with smart annotation support Quad-core CPU with 4GB RAM and 32GB storage
The LG 32G810SA-W 32″ UHD 4K IPS Smart 144Hz Monitor delivers premium performance for gaming, streaming, and productivity. Its large 32-inch IPS display provides sharp 4K UHD visuals and vibrant color accuracy for immersive viewing. Moreover, the fast 144Hz refresh rate ensures smooth motion during competitive gaming and high-action scenes. This monitor also includes smart features that allow access to streaming apps and entertainment without needing a PC. Additionally, the IPS panel offers wide viewing angles, making it suitable for shared viewing and creative work. The modern white design adds a clean and stylish look to gaming or professional setups. Connectivity options allow easy connection to consoles, PCs, and multimedia devices. Furthermore, ergonomic adjustments help maintain comfortable viewing positions during long sessions. Therefore, this monitor suits gamers, content creators, and home users seeking performance and flexibility. Finally, it combines smart functionality, high refresh rate, and stunning 4K clarity for versatile daily use. Specifications: 32-inch UHD 4K IPS smart gaming monitor 144Hz refresh rate for smooth gameplay Built-in smart features for streaming access Wide viewing angles and vivid colors Modern design with versatile connectivity
Sleek & Portable Design: ASUS ZenScreen 15.6-inch Full HD portable monitor is ideal for life on the road. This sleek external display is lightweight and has a slim profile, so it fits easily in any travel bag..Aspect ratio:16:9.Viewing Angle:178.0 degrees.Response time:5.0 milliseconds Smart Connectivity: ZenScreen MB166C travel monitor uses a single USB Type-C connection for both power and video transmission from your host device. This means you have fewer cables to work with, so you get a neater work area. Work Efficiently In Portrait & Landscape Modes: This 15-inch portable monitor automatically senses its orientation and switches the monitor between landscape and portrait modes via DisplayWidget software. Work In Comfort: User-friendly design with an embedded tripod socket on the rear and foldable sleeve for versatility. Say Goodbye To Strained Eyes: The ASUS ZenScreen 15.6 inch monitor features TÜV Rheinland-certified Flicker-free and Low Blue Light technologies to ensure a comfortable viewing experience. Specifications: (MB166C) – Full HD IPS USB Type-C USB-Powered Eye Care Tripod Mountable Anti-Glare Surface Protective Sleeve 1 year warranty manufacturer link
Genuine-spec bilingual UK/Arabic layout keyboard replacement for MacBook Pro 13″ (Model A1708, 2016–2017)—featuring Apple’s second-generation Butterfly mechanism, backlighting, and OEM fit for seamless typing in both English and Arabic. Compatible With: MacBook Pro 13-inch with Touch Bar (2016 & 2017 models, A1708, Model Identifiers MacBookPro13,1 / MacBookPro14,1). Layout: Bilingual UK/Arabic—primary legends in Arabic, secondary (top-left) legends in UK English (QWERTY). Includes £ symbol, Arabic numerals (٠١٢٣…), and standard Arabic character set aligned with Apple’s regional configuration. Keyboard Type: Apple’s 2nd-generation Butterfly mechanism—thin profile with reduced key travel; requires careful handling and clean environment during installation. Integrated Features: Backlit keys (essential for low-light use—legends remain legible) Ambient light sensor support Original-style ribbon cable connector for direct logic board attachment Backlit keys (essential for low-light use—legends remain legible) Ambient light sensor support Original-style ribbon cable connector for direct logic board attachment Build & Fit: Precision-engineered to match Apple’s original dimensions, key alignment, and top-case curvature—ensures consistent actuation and aesthetic continuity. Installation Note: Keyboard is fully glued into the top case. Replacement requires complete disassembly, meticulous adhesive removal, and professional re-gluing. Recommended for certified or highly experienced technicians only.
Transparent 2.5" USB 3.0 HDD/SSD Enclosure – Supports SATA drives up to 6TB with UASP and tool-free design.Fast, plug-and-play storage case using JMS578 chipset with crystal-clear ABS shell. Transparent 2.5″ USB 3.0 HDD/SSD Enclosure – Supports SATA drives up to 6TB with UASP and tool-free design.Fast, plug-and-play storage case using JMS578 chipset with crystal-clear ABS shell. Model: 2.5″ HDD/SSD Enclosure with JMS578 Chipset Material: Transparent ABS Plastic (durable and lightweight) Interface: USB 3.0 (backward compatible with USB 2.0 & 1.1) Chipset: JMS578 (JMicron) – supports UASP for faster data transfer Drive Compatibility: 2.5″ SATA I/II/III HDD or SSD Supports up to 6TB capacity Fits 7mm or 9.5mm thick drives Drive Compatibility: 2.5″ SATA I/II/III HDD or SSD Supports up to 6TB capacity Fits 7mm or 9.5mm thick drives Data Transfer Rate: Up to 5Gbps via USB 3.0 UASP support enables up to 20% faster transfers (with UASP-enabled OS) Data Transfer Rate: Up to 5Gbps via USB 3.0 UASP support enables up to 20% faster transfers (with UASP-enabled OS) Tool-Free Design: No screws needed – easy slide-in installation Hot Swappable: Plug and play, no drivers needed for most systems LED Indicator: Blue light for power and activity status Operating Systems: Windows 7/8/10/11, macOS, Linux Dimensions: Approx. 125 x 80 x 14 mm Cable Included: USB 3.0 cable (typically 30–50 cm)
The AOC 24″ 75Hz Monitor is designed to enhance your viewing experience, making it ideal for both work and entertainment. Whether you’re editing documents or watching movies, this monitor delivers vibrant and sharp visuals. With a 24-inch Full HD display, the AOC monitor provides clear and detailed images. The 75Hz refresh rate ensures smooth motion, reducing screen tearing and providing a more enjoyable viewing experience. The AOC 24″ Monitor features an ergonomic design, allowing you to adjust the height, tilt, and swivel for maximum comfort. This ensures you can work or play for extended periods without discomfort. Equipped with multiple connectivity options, including HDMI and VGA ports, the AOC 24″ 75Hz Monitor offers flexibility in connecting to various devices. This makes it easy to set up and use with your computer, gaming console, or other gadgets. The AOC 24″ 75Hz Monitor includes flicker-free technology and a Low Blue Light mode. These features help reduce eye strain during prolonged use, making it a great choice for both work and leisure. With its sleek and modern design, the AOC 24″ Monitor adds a touch of elegance to any workspace or gaming setup. Its slim bezels provide a larger viewing area, enhancing your overall visual experience. In conclusion, the AOC 24″ 75Hz Monitor combines excellent performance, ergonomic design, and modern aesthetics for a superior viewing experience. Upgrade to the AOC 24″ Monitor today and enjoy clear, smooth, and comfortable visuals. Specifications: Display : 23.8″ VA Resolution : 1920×1080 FHD Refresh Rate : 75Hz Response Rate : 4ms
The MSI G274F 27″ Gaming Monitor delivers smooth visuals with a 180Hz refresh rate and FHD resolution. It ensures responsive gameplay for fast-paced titles. Moreover, its IPS panel provides accurate colors and wide viewing angles. This allows consistent image quality from different positions. The monitor supports Adaptive Sync to reduce screen tearing and stuttering. This feature enhances fluidity during high-speed gaming sessions. It also includes ergonomic adjustments like tilt, swivel, and height options. Cable management is integrated to keep your desk organized. With low blue light and anti-flicker technology, it minimizes eye strain for long gaming or work sessions. The MSI G274F 27″ Gaming Monitor is ideal for users seeking smooth visuals, accurate colors, and responsive gameplay. Specifications: 27″ FHD IPS panel with accurate colors and wide viewing angles 180Hz refresh rate for fluid and responsive gaming Adaptive Sync support to reduce screen tearing Ergonomic adjustments with tilt, swivel, and height options Low blue light and anti-flicker technology for eye comfort
The Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor delivers stunning visuals and immersive gaming experiences. It features a crisp 27‑inch 4K (3840×2160) display for ultra‑sharp image clarity. Moreover, the Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor supports high refresh rates for smooth gameplay. It includes advanced 3D features to bring virtual worlds to life. Also, the fast response time reduces motion blur in action scenes. In addition, it offers great color accuracy with HDR support for vibrant visuals. Plus, the monitor blends well with modern gaming setups and sleek decor. Furthermore, its ergonomic stand allows tilt, swivel, and height adjustments for comfort. Therefore, you get personalized viewing angles for long gaming sessions. It also supports NVIDIA G-SYNC or AMD FreeSync to prevent screen tearing. Meanwhile, built‑in speakers deliver basic sound without extra gear. Because of its thin bezels, the monitor creates a seamless multi‑monitor setup. Thus, gamers enjoy immersive edge‑to‑edge visuals without distraction. The Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor includes multiple HDMI and DisplayPort ports. Also, a USB hub port lets players connect peripherals easily. Moreover, its flicker‑free and low‑blue‑light modes ease eye strain. Then, LED backlighting enhances color uniformity and contrast levels. Also, adaptive sync keeps games smooth even under heavy graphical loads. Furthermore, factory calibration ensures accurate color right out of the box. In addition, the design supports VESA mounting for flexible placement. Therefore it fits on desks or wall mounts neatly. With durable build quality, the monitor stands up to intense everyday use. It stays cool under pressure thanks to efficient thermal design. Finally, the Samsung Odyssey 3D G90XF 27″ 4K Gaming Monitor balances performance, design, and comfort. Overall, it provides next‑level gaming visuals for serious gamers. Specifications: Display : 27″ IPS Resolution : 4K (3,840 x 2,160) Refresh Rate : 165Hz Response Rate : 1ms
