lenovo battery L15L2PB4 L15L2PB5 Laptop Battery for Lenovo IdeaPad 310-15ISK 310-15IKB 310-15ABR 310-15IAP 310 Touch-15IKB/15ISK 510-15ISK 510-15IKB L15C2PB5 L15M2PB5 L15M2PB3 L15C2PB3 L15C2PB7 L15S2TB0 7.6V 30Wh About this item Battery type: Li-ion; Voltage: 7.6V/7.72V; Capacity: 30Wh/39Wh Compatible Models: Fit for Lenovo IdeaPad 510-15IKB/510-15ISK Series; IdeaPad 310 Touch-15IKB/310 Touch-15ISK Series; IdeaPad 310-15ABR/310-15IAP/310-15IKB/310-15ISK Series Replace Part Numbers: L15L2PB4 L15L2PB5 L15C2PB5 L15M2PB5 L15M2PB3 L15C2PB3 L15C2PB7 L15S2TB0 L15S2TBO 5B10K88299 8S5B10K88299 2ICP6/54/90 2ICP6/55/90 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity the device requires and how you use it.
The ViewSonic VA2450-H-12 24″ FHD 100Hz Monitor offers smooth visuals for work, entertainment, and gaming. It delivers sharp Full HD clarity with bright colors. The screen shows clean images that make videos and documents look better. This helps you enjoy a more comfortable viewing experience. Moreover, the ViewSonic VA2450-H-12 24″ FHD 100Hz Monitor features a fast 100Hz refresh rate. This reduces motion blur during fast scenes. It makes gaming smoother and more responsive. It also improves scrolling and general use. In addition, the monitor includes HDMI and VGA ports. These connections make setup quick and simple. You can use the monitor with laptops, PCs, and media devices. This offers strong flexibility for daily tasks. Furthermore, the ViewSonic VA2450-H-12 24″ FHD 100Hz Monitor has an eye-care design. It includes flicker-free technology to reduce strain. The blue light filter helps protect your eyes during long sessions. This makes the monitor ideal for work and study. Also, the slim frame design gives the monitor a modern look. It saves space on your desk and improves your workspace. The clean edges make multi-monitor setups easy and seamless. This helps create a professional environment. The stand on the ViewSonic VA2450-H-12 24″ FHD 100Hz Monitor offers stable support. You can tilt the screen for better viewing comfort. This helps you find a position that suits your posture. It improves your daily productivity. Overall, the ViewSonic VA2450-H-12 24″ FHD 100Hz Monitor provides clear visuals, smooth motion, and strong comfort. It works well for gaming, work, streaming, and general use. It is a reliable choice for users who want performance and simplicity. Specifications: Display : 24″ IPS Resolution : 1920×1080 Refresh Rate : 100Hz Response Time : 5ms
The LG 32MA70HY 32″ Monitor delivers large, clear visuals for work, entertainment, and everyday use.It features a 32‑inch screen with Full HD resolution for sharp images and smooth video.Moreover, the slim design fits well on desks in homes and offices. 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 reduces blur during moving content like videos and casual gaming. The LG 32MA70HY also includes HDMI and VGA ports for flexible connectivity.Furthermore, tilt adjustment lets you find a comfortable viewing angle during long sessions.Low blue light and flicker‑safe features help reduce eye strain during extended use. This display suits students, professionals, and home users alike.Therefore, it supports productivity, media viewing, and everyday computing.Finally, it combines solid picture quality, reliable performance, and comfort features. Specifications: 32″ Full HD (1920 × 1080) IPS panel HDMI + VGA ports for PC and device connection Anti‑glare coating for comfortable viewing Tilt‑adjustable stand for ergonomic use Low blue light and flicker‑safe eye care
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
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
The LG UltraGear 27GP750-B 27″ 240Hz FHD Gaming Monitor delivers ultra-smooth performance and vivid visuals for serious gamers. Its 27-inch Full HD screen provides sharp and clear images, making games, movies, and content creation more engaging. Moreover, the high 240Hz refresh rate ensures fluid motion and responsive gameplay, giving you a competitive advantage in fast-paced games. This monitor features a low response time that minimizes motion blur and ghosting, ensuring every action is precise and clear. Additionally, it offers accurate colors and wide viewing angles, enhancing the visual experience for gaming and entertainment. Its sleek design complements any gaming setup or office environment while providing a professional and modern aesthetic. The LG UltraGear 27GP750-B includes multiple connectivity options, making it easy to connect PCs, consoles, and other devices. Furthermore, ergonomic tilt and height adjustments provide comfort during long gaming sessions. Therefore, it is ideal for competitive gamers, streamers, and content creators. Finally, it combines responsive performance, crisp visuals, and user-friendly design for a superior gaming experience. Specifications: 27″ Full HD gaming monitor 240Hz refresh rate for ultra-smooth gameplay Low response time for reduced blur Accurate colors and wide viewing angles Multiple connectivity options
BATTERY DELL J60J5 7.6V 55Wh Battery Compatible with Dell Latitude E7470 E7270 7470 7270 451-BBSY 451-BBSX 451-BBSU WYWJ2 R1V85 MC34Y 242WD PDNM2 1W2Y2 GG4FM F1KTM NJJ2H 5F08V P61G001 P26S001 J6OJ5 Laptop Battery About this item SPECIFICATION : Model Name: Standard Rechargeable Li-ion battery Type J60J5 ; Device Type: Notebook battery; Battery Type: Lithium ion; Voltage : 7.6V; Capacity : 55Wh; Cells: 4-cell; Dimensions about 9.37×4.17×0.24in; Weight: About 11OZ / 0.69lb; Condition : 100 % New; Packages includes: 1PC J6OJ5 laptop battery(with free screwdrivers for easy installation) COMPATIBILITY : 7.6V 55 WHr 4-Cell Lithium-Ion battery replace manufacturer part J60J5 J6OJ5 451-BBSX 451-BBSY 451-BBSU R1V85 WYWJ2 MC34Y 0MC34Y 242WD PDNM2 1W2Y2 0F1KTM F1KTM NJJ2H GG4FM 5F08V P61G P61G001 P26S P26S001 battery designed for Dell Latitude E7270 Latitude E7470 7270 7470 Series laptop. SECURITY: ECHEER 55Wh 4-cell J60J5 batteries have passed strict intelligent detection, such as short circuit protection, over-voltage protection, discharge protection, and over-current protection, which is very important for the battery’s use cycle and safety. Also, CE, FCC, and RoHS are certificated. Every one of our replacement notebook batteries is tested to meet OEM specifications.
BATTERY ACER AS16A5K AS16A8K Battery for Acer Aspire E5-523 E5-553 E5-576 E5-774G N16Q2 E5-576G E5-575G E5-475 F5-573 E5-575-52JF E5-575-33BM E5-575G-76YK E5-575-54SM E5-575G-57D4 E5-576-392H E5-575-54E8 4ICR19/66 About this item 【Battery type】 Voltage:14.8V; Capacity: 2200mAh /33Wh Color:black 【Note】It is not compatible with E5-575G-53VG, E5-575G-549D,E5-575G-5341,E5-575G-33BM, E5-575G-51VI. Before placing an order, please ensure your old battery’s model is AS16A5K， KAS16A7K， and AS16A8K (14.8V 4-cell). Please do not order this battery if your old battery’s model is s AS16B5J or AS16B8J (10.95V /11.1V 6-cell). They can not replace each other 【Compatible 】Laptop Models for Acer Aspire E15 E5-475 E5-475G E5-523 E5-523G E5-553 E5-553G E5-575 E5-575G E5-575T E5-575TG E5-576 E5-576G E5-774 E5-774G F5-573 F5-573G F5-573T F5-771 F5-771G Series E5-575-52IF E5-575-53EJ E5-575G-59EE E5-575G-53VG E5-575G-57KJ E5-575-74RC E5-575-72N3 E5-575G-52RJ E576G-5762 E5-575G-53VG E5-575G-549D E5-575G-5341 E5-575G-33BM E5-575G-51VI E5-575G-59EE E5-575G-59GV E5-575G-765N E5-575G-76YK 【Compatible Part Number】AS16A5K AS16A7K AS16A8K 4ICR19/66 N16Q1 N16Q2 KT.00605.002 KT.00405.001 KT.00407.004 KT.0040G.007 【Security】All our products are Certified by CE, and FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety.
BenQ GW2791 27″ 1080p FHD 100Hz IPS Eye-Care Monitor | 3 Years Warranty is designed for work, study, and everyday entertainment. It combines a Full HD IPS panel, a 100Hz refresh rate, and BenQ Eye-Care technologies to deliver comfortable viewing throughout the day. The monitor features a 27-inch IPS display with a Full HD resolution of 1920 × 1080. Therefore, it produces clear images, accurate colors, and wide 178° viewing angles. In addition, it covers 99% of the sRGB color space, making it suitable for office work, web browsing, and media consumption. Moreover, the 100Hz refresh rate and 5ms GtG response time provide smoother motion when scrolling, streaming videos, or playing casual games. As a result, everyday use feels more responsive and fluid. BenQ Eye-Care technologies include Flicker-Free, Low Blue Light, EyeSafe 2.0 certification, and an ePaper mode. Therefore, the monitor helps reduce eye strain during long work or reading sessions. In addition, the anti-glare matte screen minimizes reflections for improved viewing comfort. The monitor includes one HDMI 1.4 port, one DisplayPort 1.2 input, and a headphone jack for flexible connectivity. Furthermore, the stand supports tilt adjustment, and the monitor is VESA 100 × 100 mm compatible for wall or arm mounting. Finally, the BenQ GW2791 delivers smooth performance, accurate colors, and advanced eye-care features for home, office, and everyday computing. Specifications: Display: 27-inch IPS panel with 1920 × 1080 Full HD resolution Refresh Rate: 100Hz with 5ms GtG response time Color: 99% sRGB coverage with 178° viewing angles Eye Care: Flicker-Free, Low Blue Light, EyeSafe 2.0, and ePaper mode Connectivity: HDMI 1.4, DisplayPort 1.2, headphone jack, and VESA 100 × 100 mm support
A high-performance pre-owned MacBook Pro 15" (2015) with a stunning Retina display, upgraded 16GB RAM, 128GB SSD, and powerful 2GB dedicated graphics—ideal for developers, creatives, and power users seeking reliable Apple performance.
This 1.8-meter DisplayPort to HDMI cable lets you connect a DisplayPort-enabled PC or laptop to an HDMI monitor, TV, or projector. It delivers clear high-definition video and reliable signal transmission, making it perfect for office work, presentations, and home entertainment. The DisplayPort to HDMI cable (1.8M) is a simple and reliable solution for connecting modern computers and laptops with a DisplayPort output to HDMI displays. Ideal for upgrading your setup, it supports high-quality video output for monitors, HDTVs, and projectors. With plug-and-play functionality and a durable build, it ensures stable performance for both professional and home use. DisplayPort to HDMI Connection for easy compatibility with HDMI screens 1.8M Cable Length ideal for desk and office setups High-Definition Video Output for clear and sharp visuals Plug & Play no drivers required Durable Connectors & Cable Build for long-term reliability Perfect for Work & Entertainment supports monitors, TVs, and projectors Works with devices that have a DisplayPort output and displays with an HDMI input, including monitors, TVs, projectors, and display systems. Ideal for workstations, presentations, and dual-screen setups.
The Alienware AW2724HF 27″ 360Hz Gaming Monitor is built for serious gamers who want speed and clarity. It features a 27-inch Full HD Fast IPS display with sharp visuals and wide viewing angles. With a 360Hz refresh rate via DisplayPort and up to 255Hz through HDMI, the monitor delivers smooth motion in fast-paced games. A 0.5ms response time reduces blur, making every action look sharp and clear. The monitor supports AMD FreeSync Premium and VESA Adaptive-Sync, helping eliminate screen tearing for smoother gameplay. It also covers 99% of the sRGB color range and supports HDR10, offering rich and vibrant visuals. It comes with plenty of ports, including two DisplayPort 1.4, one HDMI 1.4, four USB 3.2 Gen 1 ports, and one USB upstream. This gives you flexible options to connect accessories and gaming gear. The stand is fully adjustable with options to tilt, swivel, pivot, and adjust height for better comfort. It also supports VESA mounting, allowing you to set it up the way you want. The design features thin bezels, making it great for multi-monitor setups. It also includes game-enhancing tools like crosshair overlays and display modes to give players an edge. Overall, the Alienware AW2724HF combines high refresh rates, fast response, and rich visuals in a sleek and adjustable design, perfect for competitive and casual gamers alike. Specifications: Display : 27″ Fast IPS Resolution : 1920×1080 FHD Refresh Rate : 360Hz Response Time : 0.5ms
This item is available on backorder from abroad. A 50% down payment should be transferred to confirm the order and our salesman will specify the time till arrival after confirmation. The BenQ ZOWIE XL2586X 24″ 540Hz Gaming Monitor is designed for serious gamers. It delivers ultra-smooth visuals, ensuring you never miss a moment in fast-paced games. Firstly with a 540Hz refresh rate, the BenQ ZOWIE provides incredibly smooth gameplay. This high refresh rate reduces motion blur and offers a competitive edge in gaming. Furthermore the monitor features a 24-inch screen, offering a perfect balance between size and performance. It ensures you get an immersive gaming experience without overwhelming your desk space. Moreover the BenQ ZOWIE is equipped with a fast response time. This feature ensures that your actions are reflected on-screen instantly, providing a seamless gaming experience. Also enjoy vibrant and accurate colors with the BenQ ZOWIE XL2586X’s advanced color settings. This monitor allows you to customize your display settings to match your preferences and game requirements. The ergonomic design of the BenQ ZOWIE allows for height, tilt, and swivel adjustments. This ensures you can play comfortably for extended periods, reducing strain and enhancing your focus. The BenQ ZOWIE also includes features like Black eQualizer and Color Vibrance. These features enhance visibility in dark scenes and adjust color settings to your liking. In conclusion, the BenQ ZOWIE XL2586X 24″ 540Hz Gaming Monitor is a top choice for gamers seeking superior performance. Upgrade your gaming setup with the XL2586X and experience the next level of competitive gaming. Specifications: Display : 24.1″ Fast TN Resolution : 1920 x 1080 Refresh Rate : 540Hz
7CJRC Laptop Battery for Dell Latitude 7470 7270 E7270 E7470 Series 21X15 021X15 KNM09 0KNM09 TX283 0TX283 451-BBSW 451-BBWR 11.4V 42Wh 3-Cell About this item Battery type: Li-ion; Voltage: 11.4V; Capacity: 42Wh; Cells: 3-cell Compatible Models: Fit for Dell Latitude 7470 7270 E7470 E7270 Series Replace Part Numbers: 7CJRC KNM09 0KNM09 21X15 021X15 TX283 0TX283 451-BBSW 451-BBWR V6VMN 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity is required by the device and how you use it
The MSI PRO MP245PG E14 monitor delivers smooth performance for work and daily tasks. It features a 24-inch Full HD display that provides clear visuals and accurate colors. Therefore, users can handle office applications, browsing, and content viewing with ease. Moreover, the 144Hz refresh rate ensures smoother motion during fast screen activity. The 1ms response time helps reduce motion blur for better clarity. As a result, users enjoy a more responsive and comfortable viewing experience throughout the day. In addition, the IPS panel maintains consistent colors across wide viewing angles. This allows multiple users to view the screen without distortion. Furthermore, eye care features help reduce strain during long working hours. The monitor also includes essential connectivity options for flexible device integration. Consequently, the MSI PRO MP245PG E14 monitor supports both productivity and smooth visual performance in any workspace. MSI PRO MP245PG E14 monitor offers reliable display quality and enhanced smoothness for modern business environments. Specifications: 24-inch Full HD (1920 × 1080) IPS display 144Hz refresh rate for smoother motion 1ms response time for reduced blur Wide viewing angles with consistent color Eye care features for comfortable use
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
Experience fluid motion and edge-to-edge clarity with this ultra-smooth 100Hz Full HD display. Featuring a frameless IPS panel and a modern minimalist design, it’s the perfect upgrade for smooth office workflows and casual gaming. Model: Buerotika B24M1 Primary Specs: 23.8-inch (24″ class) Display/Performance: IPS (In-Plane Switching) for superior color accuracy Visual/Build Quality: 1920 x 1080 (Full HD) Resolution Aesthetic: Frameless “Zero-Bezel” design for immersive viewing and seamless multi-monitor setups Build: Ultra-slim profile with a sturdy, modern base Adjustability: Tilt-adjustable stand for ergonomic positioning Input/Output: HDMI and VGA ports for universal compatibility with PCs and laptops Compatibility: Plug-and-play support for Windows and macOS Smooth Motion: 100Hz Refresh Rate (provides significantly smoother scrolling and video compared to standard 60Hz) Eye Care: Low Blue Light technology and Flicker-Free backlight to reduce eye fatigue during long sessions Response Time: 14ms (typical) – optimized for stable, everyday professional use Home & Office: Enhancing productivity with smooth window transitions. Content Consumption: Watching movies and streaming with vibrant IPS colors. Multi-Monitor Arrays: The frameless edges make it ideal for side-by-side configurations. Casual Gaming: A budget-friendly entry into high-refresh-rate smoothness.
A versatile pre-owned Lenovo ThinkPad L13 Yoga Gen 1 with 13.3" touchscreen, 360° hinge, 10th Gen Core i7, 16GB RAM, and 512GB SSD—perfect for professionals who need flexibility, performance, and portability.
The MSI Modern MD272UPHG 27″ 4K Monitor offers sharp visuals and modern design for work and entertainment. It delivers Ultra HD 4K resolution for detailed images and text. This makes it ideal for productivity, creativity, and media use. The 27-inch screen size provides enough space for multitasking. It allows users to work on multiple windows with ease. The slim bezels add to a modern and clean look. The MSI Modern MD272UPHG 27″ 4K Monitor features IPS technology. This ensures wide viewing angles and consistent colors. It is perfect for sharing content or collaborative tasks. With HDR support, colors look more vivid and natural. Contrast is improved for lifelike images and realistic visuals. This enhances both work presentations and entertainment experiences. The monitor includes Eye Care technology for comfort. Blue light reduction and anti-flicker features reduce eye strain. This makes it suitable for long working hours. It also provides ergonomic adjustments for better posture. You can tilt, swivel, pivot, or adjust the height. This helps create a comfortable setup for any workspace. Connectivity options are versatile and convenient. The monitor supports HDMI, DisplayPort, and USB-C connections. It is easy to connect laptops, desktops, or external devices. The design is sleek, modern, and professional. It blends well with both home and office setups. Its sturdy build ensures reliability for everyday use. In short, the MSI Modern MD272UPHG 27″ 4K Monitor delivers sharp resolution, eye comfort, and flexible adjustments. It is a great choice for professionals and everyday users. Specifications: Display : 27″ IPS Screen : 3840 x 2160 (UHD) Refresh Rate : 60Hz Response Rate : 4ms
0G74G Laptop Battery Replacement for Dell Latitude 5300 2-in-1 5310 7300 7400 Series Notebook OG74G 02PFPW 2PFPW 3KF82 8JYHH 11.4V 42Wh 3-Cell About this item Specification: Battery type: Li-ion. Color: Black. Voltage: 11.4V. Capacity: 42Wh/3Cell. New from Manufacturer Replace Part Number: For MXV9V 0G74G 00G74G 2PFPW 3KF82 8JYHH Compatible Models: Replacement for Dell Latitude 5300 E5300 / 5300 2-in-1 / 5310 E5310 / 5310 2-in-1 / 7300 E7300 / 7400 E7400 Series (Important Note: NOT fit for latitude 7400 2-in-1 Series) Note: The Dell laptop models on this product page are compatible with 2 battery models: 0G74G (42Wh 3-Cell 11.4V) , MXV9V(60Wh 4-Cell 7.6V). Please open the back cover of your laptop to check the original battery size and capacity before placing an order. Make sure that the battery model you need is 0G74G (42Wh 3-Cell 11.4V). Note: If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new battery
