External Seagate 2TB/4TB HDD Expansion Portable Drive Easily store and access 2TB/4TB of content on the go with Seagate Expansion Portable hard drive This external hard drive for Windows computers makes backup a snap just drag and drop To get set up, connect the portable hard drive to your Windows computer for automatic recognition no software required This USB drive provides plug and play simplicity with the included 18 inch USB 3.0 cable Enjoy long term peace of mind with the included one year limited warranty
Tabletop Desk Metal Stand for lPad/Tablet/Mobile Phones-Adjustable Multi Angle Long Arm-Device 3.5~10.6 inches- Office, Home, Watching Movie, Drawing, Live Streaming Stand Holder is suitable for tablets and cell phones whose size of 3.5 to 10.6 inches. 【Flexible】- stand mount with long arm can adjust freely in multi angle. Its head can be rotated 360 degrees. That’s stable and durable. 【Many suitable occasions】- Play online recipes, Baking Crafting Demo Video. In bedroom: Enjoy your free time to watch online movies, videos, browsing, YouTube, TikTok etc. In office: Participate in online meeting, and as a desk organizer to clean the office environment. 【Strong design】-Tablet Stand adjustable has a high-end metal extended arm and a clamp clip that can be easily operated with one hand and a charging hole reserved. 【LIVE stream equipment】- Place the tablet and cell phone stand on the desktop and then you can live streaming showing upper body that very convenient to avoid blurring caused by hand-shake..
Xiaomi TV Box S (2nd Gen) 4K Ultra HD Streaming Media Player, Google TV Box with 2GB RAM 8GB ROM, 2.4G/5G Dual WiFi, Bluetooth 5.2 & Dolby Atmos & DTS-HD, Dolby Vision, HDR10+ About this item 4K Ultra HD Image Quality: 4K Ultra HD realizes a more detailed and vivid image for you to immerse yourself in. Dolby Vision & HDR10+: A crisper image in any lighting condition. With Dolby Vision and HDR10+, images now feature a higher dynamic range, and have more amazing brightness, contrast and color than before. HDR images also have more detailed shadows and highlights. Dolby Atmos & DTS-HD: Extraordinary audio experience. As revolutionary spatial audio technology, Dolby Atmos brings the ultimate cinema experience into your living room by surrounding you with powerful sound effects, and also, DTS-HD delivers extraordinarily high-quality sound. Powerful Processor: Accelerated experience: The quad-core CPU delivers efficient performance. With high-performance GPU, the TV can now become your new entertainment platform. The 2GB RAM + 8GB ROM combo offers a smoother viewing experience. Google TV: Entertainment you love, with a little help from Google. Google TV brings together movies, shows, and more from across your apps and subscriptions and organizes them just for you. Discover new things to watch with recommendations based on what you watch and what interests you, from across your subscriptions and content available to you. Ok Google: Your TV is more helpful than ever. Ask Google to find movies, stream apps, play music, and control the TV – all with your voice. Even get answers, control smart home devices, and more. Just say “Ok Google” or press the Google Assistant button on the remote to get started. 360° Bluetooth & IR Remote Control: The intuitive button layout and Bluetooth allows you to access your favorite content much quicker from any angle. With the built-in IR, you can also control power and volume on your TV or soundbar, all with a single remote. Wireless Projection: Upgraded viewing angle. Chromecast Built-in makes it easier to project content from smart devices onto the TV, which allows for a wider viewing angle. Mainstream Ports: Enable more possibilities. Abundant options of mainstream ports that allow easy expansion without restrictions. Get up and running in 3 simple steps: 1. Attach Xiaomi TV Box S (2nd Gen) to your TV HDMI port. 2. Connect to the Internet. 3. Start streaming. (Xaomi Quality Trustworthy. “TechFuture US” Store provides 13 months warranty for this product(ASIN: B0BZC43HX8).) Show less
MacBook Pro 13″ Retina A1989 / A2159 (2018-2019) Display Assembly (Silver) MacBook Pro 13″ Touch Bar 2019z A1989 (EMC 3214 MacBookPro15,2) 2.3 GHz A1989 (EMC 3214 MacBookPro15,2) 2.7 GHz MacBook Pro 13″ Touch Bar 2019 A1989 (EMC 3358 MacBookPro15,2) 2.4 GHz A1989 (EMC 3358 MacBookPro15,2) 2.8 Ghz MacBook Pro 13″ Two Thunderbolt Ports 2019 A2159 (EMC 3301 MacBookPro15,4) 1.4 GHz A2159 (EMC 3301 MacBookPro15,4) 1.7 GHz
Gain the competitive advantage with the Bloody ES7, featuring a high-performance 6000 CPI PixArt Optical Engine. With ultra-fast 1ms click response and customizable 16.8 million color RGB lighting, this mouse is built for gamers who demand precision, speed, and comfort in every match. The A4Tech Bloody ES7 is a professional-grade esports tool designed to translate every hand movement into on-screen action with 1:1 tracking accuracy. Driven by the reliable PixArt Optical Engine, it eliminates “angle snapping” and artificial corrections, ensuring your aim remains raw and precise. Its ergonomic symmetrical shape supports various grip styles, while the anti-sweat matte finish ensures you stay in control even during the most intense gaming sessions. PixArt Optical Engine (6000 CPI): High-precision tracking with 5-level adjustable sensitivity (1000/1200/1600/2000/6000 CPI). Fine-tune your control via software to suit any game genre. Lightning-Fast 1ms Response: Equipped with ahead-of-the-curve technology, the ES7 reacts instantly to your clicks, providing the low-latency performance required for competitive play. Vibrant RGB Lighting: Immerse yourself in your gaming setup with 16.8 million customizable RGB colors and dynamic lighting effects. Customizable “M” Button: The dedicated M button can be programmed via software to execute complex macros or combined functions, putting more power at your fingertips. Extreme Durability: Built to last, the primary buttons are rated for over 10 million clicks, and the high-quality scroll wheel is tested for over 500,000 scrolls. Braided 1.8m Cable: The robust, tangle-free braided cable ensures a stable connection and long-term durability against wear and tear. Sensor: PixArt Optical Engine Resolution: 100 – 6,000 CPI Report Rate: 125 – 1,000 Hz (Adjustable) Key Response: 1 ms Acceleration: 15 g Tracking Speed: 45 ips Frame Speed: 6,000 fps Buttons: 7 Buttons Memory: 256K Onboard Memory Interface: USB Wired (1.8m Cable) System Requirements: Windows 7/8/8.1/10/11 or later Bloody ES7 Esports Gaming Mouse Quick Start Guide
Brand Crucial Computer Memory Size 8 GB RAM Memory Technology DDR4 Memory Speed 2666 MHz Compatible Devices Laptop, PC Improve your system's responsiveness, run apps faster and multitask with ease Install with ease; no computer skills required How-to guides available at Crucial Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise ECC Type = Non-ECC, Form Factor = SODIMM, Pin Count = 260-pin, PC Speed = PC4-21300, Voltage = 1.2V, Rank and Configuration = 1Rx16, 1Rx8 or 2Rx8 Brand Crucial Computer Memory Size 8 GB RAM Memory Technology DDR4 Memory Speed 2666 MHz Compatible Devices Laptop, PC Improve your system’s responsiveness, run apps faster and multitask with ease Install with ease; no computer skills required How-to guides available at Crucial Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise ECC Type = Non-ECC, Form Factor = SODIMM, Pin Count = 260-pin, PC Speed = PC4-21300, Voltage = 1.2V, Rank and Configuration = 1Rx16, 1Rx8 or 2Rx8
✅ Full Specifications: Model: HyperX Cloud II Headphone Type: Over-Ear, Closed-Back Gaming Headset Connection: Wired USB for PC/Mac 3.5mm jack for consoles & mobile Drivers: 53mm Neodymium Surround Sound: Virtual 7.1 Surround Sound (via USB sound card) Frequency Response: Headphones: 15Hz – 25kHz Microphone: 50Hz – 18kHz Impedance: 60 Ohms Sound Pressure Level: 98 ± 3 dB Microphone: Detachable noise-canceling mic TeamSpeak & Discord certified Build: Aluminum frame Memory foam ear cushions Leatherette or velour ear pads Cable Length: 1m headset cable 2m extension with USB control box Compatibility: PC, Mac, PS4, PS5, Xbox (via 3.5mm), Nintendo Switch, Mobile
BATTERY TOSHIBA PA5185U-1BRS Laptop Battery for Toshiba Satellite C50 C55 C55D C55T L55 L55D L55T Series fit C55-B5200 C55-B5270 C55D-B5310 PA5184U-1BRS PA5186U-1BRS PA5195U-1BRS Battery Type: Li-ion Capacity: 2800Mah Voltage: 14.4V Cells: 4-cell Fit Model: Toshiba Satellite PA5185-1BRS PA5184U-1BRS PA5184-1BRS PA5186-1BRS PA5195-1BRS PA5185U1BRS PA5185U PA5185 PA5195U PA5184 Battery Compatible: Toshiba Satellite C55-B5302 C55-B5299 C55-B5287 C55-B5272 C55-B5270 C55-B5200 C55-B5101 C55-B5100 C55D-B5319 C55D-B5310 C55D-B5241 C55D-B5219 C55D-B5214 C55D-B5212 C55D-B5206 C55D-B5203 C55T-B5349 C55T-B5110 C55T-B5230 C55T-B5109 L55-B5294 L55-B5284 L55-B5276 Battery 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-Certified for safety If you have any questions, please feel free to contact us, our professional service team will provide you with the most guaranteed support
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 HP ProLiant DL360 Gen9 is a powerful 1U rack server equipped with 2x Intel Xeon E5-2660 v3 processors, 64GB DDR4 RAM, and 8x 300GB SAS 2.5-inch drives for fast and reliable storage. Ideal for virtualization, enterprise workloads, and data center deployments.
The Cudy AC1200 dual band WiFi extender boosts and extends your wireless coverage with speeds up to 1200Mbps across 2.4GHz and 5GHz bands. Ideal for eliminating dead zones, it provides stronger and more stable WiFi for streaming, gaming, and online work in every corner of your home or office. The Cudy AC1200 Dual Band WiFi Extender is designed to expand your existing WiFi network and deliver stronger coverage where your router signal is weak. With support for both 2.4GHz and 5GHz frequencies, it provides balanced performance for browsing, streaming, video calls, and gaming. Easy to set up and compatible with most routers, this extender is the perfect solution for improving WiFi connectivity in homes, offices, and multi-room spaces. AC1200 Dual Band Speed: Up to 1200Mbps total for smooth browsing and streaming 2.4GHz + 5GHz Support: Better performance and reduced interference Eliminates WiFi Dead Zones: Extends coverage to hard-to-reach rooms Stable Connection: Ideal for HD streaming, gaming, and online meetings Universal Compatibility: Works with most WiFi routers and access points Easy Setup: Simple installation with WPS / web configuration (model dependent) Compact Plug-In Design: Saves space and fits easily in any outlet Multiple Modes: Extender / Access Point (depending on model) Perfect for homes, offices, cafés, and apartments needing stronger WiFi coverage. Works with most routers and improves signal strength for devices like smartphones, laptops, smart TVs, consoles, and IP cameras.
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
The 512GB Apple MacBook SSD is a high-speed solid-state drive designed for select MacBook Pro and MacBook Air models from 2013 to 2015. It delivers fast boot times, quick file access, and reliable performance, making it an ideal replacement or upgrade for aging Apple laptops. Key Features 512GB Storage Capacity – Plenty of space for macOS, applications, and files High-Speed SSD Performance – Faster boot times and smoother system operation Apple Proprietary Interface – Designed specifically for compatible MacBooks Reliable & Durable – No moving parts for improved stability and longevity Perfect Upgrade or Replacement – Restore performance or increase storage Compatible Models MacBook Pro Retina 13-inch (2013–2015) MacBook Pro Retina 15-inch (2013–2015) MacBook Air 11-inch (2013–2015) MacBook Air 13-inch (2013–2015) Compatible Model Numbers MacBook Pro: A1398, A1502 MacBook Air: A1465, A1466
The Arzopa A1 is an ultra-slim, lightweight 15.6-inch portable monitor engineered for seamless travel productivity and entertainment. Delivering crisp Full HD imagery on a premium IPS panel with integrated eye care features, it provides a hassle-free plug-and-play experience using dual full-function USB-C and Mini HDMI inputs. Complete with a built-in adjustable kickstand, it is the perfect dual-screen companion for laptops, smartphones, and gaming consoles. ✅ Full Specifications: Model: ARZOPA Type-C Portable Monitor (ARZOPA-A1) Interface / Connection: Multi-Port Input Panel: 2 x USB Type-C Full Function Ports (Supports concurrent video transmission, data, and power delivery) 1 x Mini HDMI Port (Video signal input only) 1 x 3.5mm Headphone / Audio Output Interface Interface / Connection: Multi-Port Input Panel: 2 x USB Type-C Full Function Ports (Supports concurrent video transmission, data, and power delivery) 1 x Mini HDMI Port (Video signal input only) 1 x 3.5mm Headphone / Audio Output Interface Performance / Screen Quality: Panel Type: IPS (In-Plane Switching) display with 178° wide viewing angles Resolution: Full HD 1920 x 1080p Refresh Rate: 60Hz Aspect Ratio: 16:9 Brightness: 300 cd/m² Contrast Ratio: 1200:1 Display Colors: 262K (8-bit) Color Gamut: 45% NTSC / 72% sRGB space coverage Performance / Screen Quality: Panel Type: IPS (In-Plane Switching) display with 178° wide viewing angles Resolution: Full HD 1920 x 1080p Refresh Rate: 60Hz Aspect Ratio: 16:9 Brightness: 300 cd/m² Contrast Ratio: 1200:1 Display Colors: 262K (8-bit) Color Gamut: 45% NTSC / 72% sRGB space coverage Display Technology: Features built-in HDR rendering technology to boost dynamic contrast alongside a Low Blue Light comfort filter to reduce eye fatigue. Audio: Dual built-in stereo speakers (1W x 2 configuration). Material & Build: Premium, durable metal housing constructed out of a sleek aluminum alloy framework. Design & Form Factor: Ultra-thin bezel layout boasting an integrated adjustable smart kickstand for multi-angle landscape deployment. Power Setup: Driverless plug-and-play architecture. Operates without an internal battery; runs on host device power distribution via USB-C or requires an external 5V/3A power input adapter. Compatibility: Fully compatible with MacBooks, Windows PCs/Laptops, Chromebooks, USB-C supported Android smartphones, and modern gaming consoles (Nintendo Switch, Xbox Series X/S, PS4, PS5). Dimensions: Approx. 355.6 x 220.9 x 9.14 mm (Ultra-slim 0.36-inch profile) Weight: Approx. 725 to 735 grams (1.6 lbs lightweight chassis)
Maximize your productivity with the Lenovo ThinkPad E14 Gen 1, featuring a powerful 10th Gen Intel Core i7 processor and dedicated AMD Radeon RX 640 graphics. With 16GB RAM and a fast 256GB NVMe SSD, this pre-owned professional laptop is designed to handle both intensive office workloads and light graphical tasks with ease.
Laptop Battery for Acer AS10D31 AS10D51 Aspir 4741 5253 5251 5336 5349 5551 5552 5560 5733 5733Z TravelMate 5740 5735 5735Z 5740G Gateway NV55C NV50A NV53A NV59C Laptop Battery for Acer AS10D31 AS10D51 Aspir 4741 5253 5251 5336 5349 5551 5552 5560 5733 5733Z TravelMate 5740 5735 5735Z 5740G Gateway NV55C NV50A NV53A NV59C [6 Cells/58WH] About this item Battery type: Li-ion; Cells: 6-cell; Capacity:5200mAh / 58Wh; Voltage: 11.1V Made of High-Quality Materials, Grade A Battery cells and Packed with Safety Features. Compatible part number:31CR19/65-2 / 31CR19/66-2 / 3ICR19/66-3 / 31CR19/65-2 / AS10D31 / AS10D3E / AS10D41 / AS10D51 / AS10D61 / AS10D71 / AS10D75 / AS10G3E / AS10D / BT.00603.111 / BT.00606.008 / BT.00607.125 / BT.00607.127 / AK.006BT.075 / AS10D73 / BT.00603.117 / BT.00605.062 / BT. 00607.130 / AK.006BT.080 / AS10D75 / BT.00603.124 / LC.BTP00.123 / BT.00604.049 / BT.00605.065 / BT.00607.126 Compatible Models 1:Acer Aspire 4250 4253 4339 4349 4551 4551G 4738 4738Z 4739 4739Z 4743 4743Z 4741 4750 4750G 4755 4755G 4752 4752G 4752Z 4771 5251 5252 5253 5336 5349 5551 5551G 5552G 5560 5560G 5733 5741 5741G 5741Z 5742 5742G 5742Z 5742ZG 5750 5750G 5750Z 5750ZG 5755 5755G 5736 5736Z 7741G 7741Z-5731 7741Z-4643 7551G 7552G 7750Z Compatible Models 2:Acer TravelMate 4740 4750 5335 5542 5542G 5735 5735Z 5740 5740G 5740Z 5742 5742G 5742Z 5742ZG 5744 5760 6495T 7740 7740G 7750 7750G 7750Z 8472 8473 8573 TM5742;Gateway NV57H NV55S NV50A NE56R NV51B NV75S NV77H NE51B NV76R NV52L NV73A NV79C NV56R NV49C.
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*)
A powerful pre-owned Dell Precision 7550 mobile workstation with 15.6" display, 10th Gen Core i7, 16GB RAM, 256GB SSD, and NVIDIA Quadro T2000 4GB—built for engineers, designers, and professionals who need certified performance and reliability.
Authentic UK layout keyboard replacement for MacBook Air 13″ (Model A2338, 2020)—featuring Apple’s Magic Keyboard with scissor-switch mechanism, backlighting, and precise OEM fit for reliable performance and typing comfort. Compatible With: MacBook Air 13-inch (2020, Model A2338) – includes both Intel (Core i3/i5/i7) and Apple M1 chip variants. Layout: UK English (QWERTY) with £ symbol, tall vertical Enter key, and standard UK key labeling—exactly matches Apple’s original UK regional keyboard. Keyboard Type: Apple’s Magic Keyboard with scissor-switch mechanism—delivering quiet, responsive keystrokes, 1mm key travel, and greater long-term reliability than Butterfly keyboards. Integrated Features: Backlit keys for dim environments, ambient light sensor compatibility, and factory-matched ribbon cable for seamless connection to the logic board. Precision Build: Engineered to OEM specifications for exact alignment, key spacing, and tactile feedback—ensures a flush, secure fit within the original top case. Installation Note: The keyboard is glued into the top case and requires complete disassembly for replacement. Professional tools and adhesive are needed for proper reinstallation. Recommended for skilled technicians only.
