GAMDIAS Hermes E3 RGB Mechanical Gaming Keyboard Blue Switch with 19 Built-in Lighting Effects Certified Optical Switches and N-Key Rollover & Anti-Ghosting Functionality (Hermes E3 Black) About this item Extreme Gaming RGB Lighting Modes: This wired keyboard has 19 Build-in RGB backlight modes powered by 16.8 million RGB backlighting for gamers and provide comfortable ambient light for typing. It comes with the adjustable brightness and WASD and Arrow Keys Exchange 8 Additional Multimedia Keys. Compact 60 Percent Design for Mobility: The 60% gaming keyboard is a compact 61-key elegant design for both gaming and office typing for computers, PC and desktops. Blue Switches & Full Anti-ghosting: The classic blue switches provide tactile and audible feedback, deliver accurate and responsive key commands. All keys are fully conflict-free, the perfect choice for intense gameplay and fast typing. All key can be reassigned and macros can be created for effortless operation. Ergonomic & Portable design: The 61 key compact keyboard is not only easy to operate and store, but it also boasts its solid front plate and comes in Classic Black or White touch-up to fit flawlessly into all battle stations. Superior Control: Gain complete control using the responsive mechanical switches with a built-in vertical LED perception sensor and anti-ghosting with N-Key rollover.
WiWU Linker 721HD Hub – Compact USB-C hub with 7 ports including 100W PD, dual USB-A, USB-C data, HDMI 4K60, and dual SD/TF slots.Aluminum body, plug‑and‑play compatibility with MacBooks and modern USB‑C devices—ideal for laptop expansion. Model: Linker 721HD (WiWU) Material: Aluminum-alloy shell Ports: 2 × USB‑A 3.1 1 × USB‑C 3.1 (data) 1 × USB‑C PD power delivery (up to 100 W) 1 × HDMI (4K @ 60 Hz) SD card slot + micro‑SD (TF) slot (USB 3.0 speed) Ports: 2 × USB‑A 3.1 1 × USB‑C 3.1 (data) 1 × USB‑C PD power delivery (up to 100 W) 1 × HDMI (4K @ 60 Hz) SD card slot + micro‑SD (TF) slot (USB 3.0 speed) Cable: Fixed USB‑C male cable (approx. 15 cm) Compatibility: Plug-and-play with USB-C/Thunderbolt 3/4 devices (MacBook, XPS, Chromebooks, mobile devices with DP-Alt Mode) Design: Compact, space gray finish optimized for travel/work setups Weight: ~150 g
The MSI G244PF E2 Gaming Monitor features a 23.8″ Rapid IPS panel with Full HD (1920 x 1080) resolution and a high 180Hz refresh rate. This delivers quick and smooth visuals for responsive gaming and everyday use. It also provides a fast 1ms Gray‑to‑Gray response time, which reduces motion blur in fast‑moving games. Adaptive‑Sync technology helps reduce screen tearing and stuttering for fluid gameplay. The monitor includes Night Vision for better detail in dark areas, anti‑flicker and less blue light features to lower eye strain. Wide 178° horizontal and vertical viewing angles keep colors consistent from different positions. The fully adjustable stand lets you tilt, swivel, pivot, and change height for ergonomic comfort. The MSI G244PF E2 Gaming Monitor is ideal for users who want smooth, responsive visuals and ergonomic adjustability. Specifications: 23.8″ Full HD Rapid IPS panel with wide viewing angles 180Hz refresh rate for smooth and responsive visuals 1ms Gray‑to‑Gray response time to reduce motion blur Adaptive‑Sync technology to minimize screen tearing Adjustable stand with tilt, swivel, pivot, and height options
Are you ready to take your gaming to the next level? Dive into the realm of ViewSonic VX2718-P-MHD gaming monitors, where affordability meets exceptional performance for an unmatched gaming experience. Firstly, enjoy crystal-clear visuals with ViewSonic’s high-resolution displays. Immerse yourself in the action with vibrant colors and sharp images, providing a gaming experience like never before. Transition smoothly between scenes with ViewSonic’s quick response times. Say goodbye to lag and motion blur, ensuring you stay ahead in the game and never miss a critical moment. Explore a range of sizes to suit your gaming setup. From compact options for cozy spaces to larger displays for a cinematic experience, ViewSonic has a gaming monitor to fit your preferences. Achieve optimal comfort with customizable settings. ViewSonic VX2718-P-MHD gaming monitors offer adjustable brightness, contrast, and color settings, allowing you to tailor the display to your liking and reduce eye strain during extended gaming sessions. In conclusion, elevate your gaming setup without breaking the bank. ViewSonic VX2718-P-MHD gaming monitors provide the perfect blend of affordability and top-notch performance, delivering a visually stunning and responsive gaming journey. Level up your gaming experience with ViewSonic today! Specifications: Resolution : FHD Display : 27″ Refresh Rate : 180Hz Response Time : 1ms 3 years warranty
The HP Omen 27″ FHD 165Hz Gaming Monitor delivers smooth, sharp visuals for gaming and everyday use. Its Full HD resolution (1920×1080) shows crisp details in games, videos, and work tasks. The 27-inch screen provides ample space for immersive gameplay or multitasking. This helps you stay focused and engaged. Moreover, the HP Omen 27″ FHD 165Hz Gaming Monitor features a fast 165 Hz refresh rate. This high refresh rate makes motion look fluid and clean on screen. Fast-paced games and action scenes appear smoother and more responsive. This reduces blur and improves reaction time during gameplay. In addition, the monitor offers a 1 ms gray-to-gray response time (with overdrive). This helps reduce ghosting and keeps fast movements clear and sharp. Your controls feel more responsive, which is ideal for competitive games. The monitor also supports adaptive sync technology to cut screen tearing and stutter. Furthermore, the HP Omen 27″ FHD 165Hz Gaming Monitor uses an IPS panel that gives wide viewing angles and good color accuracy. Colors stay consistent even when viewed from sides. This helps when you are reading, editing, or sharing your screen with others. Also, the monitor includes eye-comfort features to ease long sessions. A low-blue-light mode helps reduce eye strain during extended gaming or work hours. The anti-glare screen surface helps in bright rooms too. The design of the HP Omen 27″ FHD 165Hz Gaming Monitor is modern and clean with thin bezels. It fits well on desks of different sizes. The stand is adjustable for comfortable viewing angles, and the build feels sturdy and stable. Overall, the HP Omen 27″ FHD 165Hz Gaming Monitor combines speed, clarity, and comfort. It enhances both gaming performance and daily computing tasks. This monitor is ideal for gamers and users wanting a balanced, responsive, and reliable display. Specifications: Display : 27″ IPS Resolution : 1920×1080 Refresh Rate : 165Hz Response Time : 1ms
The ViewSonic VA240‑H 24″ 100Hz monitor delivers clear visuals for everyday use. Its Full HD panel shows sharp text and crisp images, making work, media, and web browsing easier to see. In addition, the IPS panel provides wide viewing angles so colors stay consistent from different positions. The 100 Hz refresh rate and 1 ms response time reduce motion blur and provide smoother video playback and casual gaming. Furthermore, built-in eye-care features like a blue light filter and flicker-free technology help reduce strain during long sessions. This monitor includes HDMI and VGA inputs for easy connection to laptops and desktops without extra adapters. Therefore, it suits home and office setups needing reliable display performance. Overall, the VA240‑H balances sharp visuals, smooth motion, and essential connectivity in a practical 24‑inch design. Specifications: 24″ Full HD (1920×1080) SuperClear IPS display 100 Hz refresh rate and 1 ms response time Wide viewing angles with consistent color Eye care features with blue light filter and flicker‑free HDMI and VGA connectivity, practical everyday performance
The 45W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Air stays put safely. It also helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. The 45W MagSafe 2 Power Adapter features a magnetic DC connector so if someone should trip over it, the cord disconnects harmlessly and your MacBook Air stays put safely. It also helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector lights up; an amber light lets you know that your notebook is charging, while a green light tells you that you have a full charge. An AC cord is provided with the adapter for maximum cord length, while the AC wall adapter (also provided) gives you an even easier and more compact way to travel. Designed to be the perfect traveling companion, the adapter has a clever design which allows the DC cable to be wound neatly around itself for easy cable storage. This power adapter recharges the lithium polymer battery while the system is off, on, or in sleep mode. It also powers the system if you choose to operate without a battery. Compatible only with MacBook Air featuring MagSafe 2 power port. Knowing which specific Mac model you have is important. If you are running OS X Lion (10.7) or later go to the “” menu at the top left of your screen, choose “About this Mac” then click the “More Info…” button. Your Mac model and generation will be displayed. If you are running an earlier version of OS X, you can enter your serial number here to find out which model you have. Mac Models MacBook Air (13-inch, Early 2015 – 2017) MacBook Air (11-inch, Early 2015)
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
lenovo battery L18C3PF2 Laptop Battery Compatible with Lenovo Ideapad L3-15IML05 L340-15API L340-15IWL L340-17API L340-17IWL L340-15API/L340-15IWL Touch Series 5B10T03401 L18M3PF2 L18L3PF1 L18D3PF1 11.25V 36Wh About this item 【Battery type】Li-ion. Voltage: 11.25V. Capacity: 36Wh 3320mAh . 【Compatible Part Number】L18C3PF2 5B10T03401 5B10W67302 L18M3PF2 5B10T03402 5B10W67367 5B10T03404 L18D3PF1 5B10W67278 5B10T03400 L18L3PF1 5B10W67198 5B10T03403 . 【Replacement For Laptop】Lenovo V155-15API V340-17IWL, IdeaPad L3-15IML05, Ideapad L340-15API L340-15IWL L340-17API L340-17IWL L340-15IWL Touch L340-15API Touch Series Notebook. 【Connector】Before placing your order, Please refer to the picture and check it. Because the products produced by different factories will have differences in size, cable length, interface, etc.
Get premium ThinkPad reliability at an incredible value with this pre-owned E14 Gen 3. Powered by the efficient AMD Ryzen 5 5500U 6-core processor, 16GB RAM, and a 512GB SSD, it delivers the perfect balance of performance and portability for students and professionals alike.
The LG 32UR500K-B 32 Inch Monitor delivers large-screen clarity and detailed visuals for work, entertainment, and everyday computing. Its spacious 32-inch display provides an immersive viewing experience, making it ideal for productivity, content consumption, and multitasking. Moreover, the high-resolution panel ensures sharp images and vibrant colors, allowing users to enjoy clear visuals across various applications. This monitor offers wide viewing angles and accurate color reproduction, making it suitable for office tasks, media editing, and home entertainment. Additionally, the sleek and modern design fits easily into professional or home setups while maximizing desk space efficiency. The large screen size also allows users to work with multiple windows comfortably without constant switching. The LG 32UR500K-B includes multiple connectivity options, making it easy to connect PCs, laptops, and consoles. Furthermore, ergonomic tilt adjustments allow comfortable viewing during long work or entertainment sessions. Therefore, it is perfect for professionals, students, and home users seeking performance and comfort. Finally, it combines large-screen immersion, clarity, and modern design for everyday use. Specifications: 32-inch monitor for work and entertainment High-resolution display for clear visuals Wide viewing angles and accurate colors Multiple connectivity options Sleek and modern design
Looking to upgrade your gaming setup? The Asus TUF VG279Q1A Gaming Monitor is the perfect solution for an enhanced gaming experience without breaking the bank. First and foremost, indulge in the impressive display quality this monitor offers. With vivid colors and sharp contrasts, your games come to life, providing an immersive and captivating visual feast. The ultra-fast refresh rate ensures smooth and fluid motion, eliminating lag and enhancing your responsiveness during intense gaming sessions. Say goodbye to screen tearing and hello to a competitive edge. Transition seamlessly between tasks with the user-friendly interface. The intuitive controls make adjusting settings a breeze, allowing you to personalize your gaming environment effortlessly. Furthermore connectivity is key, and the Asus TUF VG279Q1A Gaming Monitor delivers. Multiple ports cater to your gaming peripherals, ensuring compatibility with various devices for a versatile gaming setup. Experience comfort during extended gaming sessions with adjustable features. Tilt, swivel, and height adjustments guarantee an ergonomic setup, reducing strain and enhancing your focus on the game. With eye-care technology, this monitor prioritizes your well-being by reducing eye strain and fatigue. Game for hours without compromising on comfort or visual quality. In conclusion, the Asus TUF VG279Q1A Gaming Monitor is a budget-friendly solution that doesn’t compromise on performance. Elevate your gaming setup with its impressive features and enjoy a new level of gaming immersion. Upgrade today! Specifications: Display : 27″ FHD (1920×1080), IPS Refresh Rate : 165Hz Response time : 1ms Part Number : 90LM05X0-B05170
The MOXOM MX-PB168 is a true high-capacity 40000mAh external battery pack designed to provide reliable, multi-day charging for all your devices. Featuring an advanced multi-protocol fast setup with dual built-in cables, a clear LCD digital battery indicator, and a high-intensity integrated flashlight, it is the ultimate heavy-duty solution for outdoor adventures, travel, or emergency home backups. ✅ Full Specifications: Model: MOXOM Ultra-Large Capacity Power Bank (MX-PB168) Interface / Connection: Multi-Port Charging Setup: Input Ports: Type-C and Micro-USB ports (for recharging the power bank) Output Ports: 4 x USB-A Fast Charging ports Built-In Cables: 1 x Type-C Cable & 1 x Lightning (iPhone) Cable attached directly to the frame Interface / Connection: Multi-Port Charging Setup: Input Ports: Type-C and Micro-USB ports (for recharging the power bank) Output Ports: 4 x USB-A Fast Charging ports Built-In Cables: 1 x Type-C Cable & 1 x Lightning (iPhone) Cable attached directly to the frame Performance / Charging Speed: Max output up to 22.5W high-efficiency fast charging Supports Power Delivery (PD 20W) Supports Quick Charge 3.0 (QC3.0) Supports Huawei SuperCharge Protocol (SCP 22.5W) Performance / Charging Speed: Max output up to 22.5W high-efficiency fast charging Supports Power Delivery (PD 20W) Supports Quick Charge 3.0 (QC3.0) Supports Huawei SuperCharge Protocol (SCP 22.5W) Capacity / Battery Variant: 40000mAh (High-density Li-Polymer cells) Material & Build: Fire-retardant, heavy-duty ABS + Polycarbonate matte black casing built to resist everyday scuffs and impacts. Design & Form Factor: Ergonomic block form factor equipped with an integrated high-tensile hanging rope/strap for easier carrying. Security & Smart Features: * Smart MCU management chip protecting devices against over-current, overheating, short circuits, and overcharging Integrated bright LED spotlight/flashlight for nighttime or emergency blackouts Security & Smart Features: * Smart MCU management chip protecting devices against over-current, overheating, short circuits, and overcharging Integrated bright LED spotlight/flashlight for nighttime or emergency blackouts Display: Full front-facing premium LCD digital display showing real-time battery charge percentages and fast-charging status triggers. Compatibility: Universally compatible with Apple iPhones, iPads, Samsung Galaxy series, Huawei, Xiaomi, Oppo, tablets, smartwatches, and low-current wireless earphones. Color: Matte Black
WiWU Factory Customize Eco-friendly Laptop Handbag Laptop bag for Macbook Air Pro
The Lenovo Legion R24e is a 23.8-inch Full HD gaming monitor designed for smooth competitive gameplay and responsive visual performance. It uses an IPS panel with a high refresh rate for improved motion clarity and wide viewing angles. Additionally, its slim NearEdgeless design fits modern gaming and workstation setups. This monitor delivers a 1920 × 1080 resolution with up to 180Hz refresh rate support. Moreover, it features a 0.5ms MPRT response time to reduce motion blur during fast-paced gaming sessions. The Lenovo Legion R24e also supports AMD FreeSync technology for smoother gameplay with reduced screen tearing. The IPS panel provides 99% sRGB color coverage and wide 178-degree viewing angles for accurate and consistent image quality. Therefore, the monitor works well for gaming, streaming, and everyday multimedia tasks. It also includes anti-glare screen treatment for improved viewing comfort. The Lenovo Legion R24e includes HDMI 2.1 TMDS and DisplayPort 1.4 connectivity for gaming PCs and consoles. Additionally, the ergonomic stand supports tilt, swivel, pivot, and height adjustment for flexible positioning. VESA mount compatibility also allows wall or monitor arm installation. Community feedback highlights the monitor’s strong color quality, smooth refresh rate performance, and good value for competitive gaming setups. Specifications: 23.8-inch Full HD IPS gaming display 180Hz refresh rate for smooth gameplay 0.5ms MPRT response time for reduced blur AMD FreeSync support for tear-free visuals Ergonomic stand with height, tilt, swivel, and pivot adjustment
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
WiWU T22 Earbuds – Stylish TWS earbuds with TFT display case, Bluetooth 6.0, ANC (-23 dB), 4 hrs playback, and in-ear detection.Sleek, feature-rich, and comfortable — ideal for mobile users who want touch control and immersive sound. Model: WiWU T22 Display & Controls: Charging case includes vibrant TFT/LCD screen with touch controls for playback, ANC toggle, and battery levels Bluetooth: JL 7003D8 chipset, Bluetooth 6.0 (alias V6 or 5.4) for stable, low-latency connection up to 10 m Noise Reduction: Active Noise Cancellation at –23 dB Battery: Earbuds: 30 mAh each; Charging case: 300 mAh; ~4 hrs music, ~3 hrs talk (at ~80% volume); ~50 hrs standby Charging: USB‑C, ~1 hr to full charge Other Features: In-ear detection (auto play/pause), Hi-Fi audio, ergonomic fit, compact design
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
The Samsung 65″ QLED Q8F 4K Samsung Vision AI Smart TV QA65Q8FAAUXTW delivers a premium viewing experience with advanced QLED display technology. It produces bright, sharp, and colorful images, so movies, sports, and games look clear and immersive on the 65-inch screen. QLED technology uses Quantum Dot color enhancement to improve brightness and color accuracy. As a result, visuals appear more vibrant and balanced in both dark and bright scenes. This helps maintain consistent picture quality across different types of content and lighting conditions. Samsung Vision AI enhances picture and sound in real time. It analyzes each scene and automatically adjusts brightness, sharpness, and color for optimal results. Therefore, the TV consistently delivers improved visuals without manual tuning. In addition, AI upscaling improves lower-resolution content closer to 4K quality for better clarity and detail. HDR support expands contrast and color depth, making visuals more dynamic and lifelike. Fast motion handling also improves clarity, which enhances sports and action content by reducing blur and improving smoothness. The Smart TV platform provides easy access to streaming apps, gaming features, and smart home controls. It runs smoothly and allows quick switching between applications. In addition, the slim design with thin bezels gives the Samsung 65 QLED Q8F 4K Samsung Vision AI Smart TV QA65Q8FAAUXTW a modern and premium appearance suitable for any living space. Overall, this Samsung QLED TV combines strong brightness performance, AI optimization, and smart connectivity for a powerful home entertainment experience. Specifications: QLED technology delivers bright and colorful picture quality 65-inch 4K display provides immersive viewing experience Vision AI enhances picture and sound automatically in real time HDR improves contrast, brightness, and color depth Smart TV platform supports apps, streaming, and smart features
New BT04XL 14.8V 52WH Notebook Battery for HP EliteBook Folio 9470 9470M 9480m Ultrabook BT04 BA06 HSTNN-IB3Z HSTNN-I10C 687945-001 H4Q47AA 687517-241 HSTNN-DB3Z 687517-171 BA06XL H4Q48AA About this item Battery type: Li-ion; Capacity: 52WH; Voltage: 14.8V; Cells: 6-cell. The battery compatible with P/N.: Spare 687517-171 687517-241 687945-001 696621-001; EliteBook Folio 9470 9470M 9480 9480M Series; fits HSTNN-DB3Z HSTNN-IB3Z HSTNN-I10C 687517-1C1 BT04 BT04XL BA06 BA06XL H4Q47AA H4Q48AA 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. Grade A cells ensure fast charges and low power consumption. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Brand new from Manufacturer. Up to 500 recharge cycles over the life of the battery. Operation time for standard batteries: Around1.5~3.5 hours, the actual operation time will depend on how much electricity is required by the device and how you use it.