Best Optical Data Service Unit

KAIWEETS Infrared Thermometer (NOT for Humans) Non-Contact Digital Temperature Gun with Color LCD for Cooking, Home Repairs, Surface Measuring -58 to 1022℉, -50 to 550℃

  • Adjustable Emissivity & Temperature Alarm- Features with MAX mode and and high/low temp warning. The indication of temperature gun turns red when test temperature exceeds the high/low limited setting. You can adjust the emissivity (0.1-1.0) according to different materials to get the most accurate value.
  • Worry-free Service- Combined with Amazon's excellent delivery service, we provide lifetime after-sale service and technical support. If you are not satisfied with our products, please contact us and enjoy 100% replacement/refund service.
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Refrigeration Digital Manifold Gauge Meter HVAC Vacuum Pressure Temperature Tester Kit with Test Clip and Pipe for Testing Maintaining Air-Conditioner, Refrigerator

  • ...instrument is an auxiliary instrument for the installation, testing and maintenance of refrigeration equipment such as air conditioners, fridge and cold storage. HVAC System Gauge Set has double pressure test, dual temperature test, digital readout, multi-unit switching, multi-mode function and built-in refrigerant database..
  • The instrument can measure double pressure at the same time, as well as dual temperature measurement, with automatic multi-unit pressure conversion, automatic conversion of temperature Celsius / Fahrenheit, to facilitate different needs. Built-in 89 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to facilitate direct reading of operating process data..
  • The instrument uses high-strength engineering plastics and flexible non-slip silicone design, the whole machine is solid and comfortable to hold. Built-in 32-bit digital processing unit and high-precision data acquisition unit, high data and stability. Large-size liquid crystal display, LCD backlight support, data display clear and easy to read, convenient light operation. Long-life valve switch, 1/4-inch standard interface design to ensure that the instrument's durability and versatility..
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POLAR OH1 Heart Rate Monitor Armband

  • Convenient - Embrace the freedom of Polar OH1's unmatched diversity for use in countless different sports. This optical heart rate sensor offers an easy-to-use alternative to heart rate chest straps.
  • Versatile - pair it with your favorite smart phone, iPhone or Galaxy app, your Polar watch or other training device or broadcast your heart rate data in a group environment.
  • Built-in memory - store up to 200 hours of training data.
  • Updatable - heart rate monitor contains firmware updates that enhances its functionality.
  • Rechargeable - heart rate monitor lets you enjoy 12 hours of operating time on its rechargeable battery.
  • Providing versatility, comfort and simplicity, the Polar oh1 is an optical heart rate sensor worn on the arm. Whether running, riding, or rocking a workout at the gym, this heart rate monitor armband accurately and consistently captures heart rate using P.
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YONGNUO YN685EX-RF GN60 TTL Flash Speedlite for Sony Camera, HSS 1/8000S Master Slave Flash Unit, with bulit-in 2.4G Trigger System

  • 【Supports Multi-group Flashes Independent Control】When YN685EX RF used as a radio master unit, it is able to control 5 independent groups, realizing remote control of flash mode, flash output and focal length for YN650EX-RF, YN685EX-RF, YN320EX, YN685(II), YN720, YN560 IV, YN660 and YN560 III..
  • 【Supports Optical Transmission Wireless Slave Flash】In optical transmission wireless flashing shooting, YN685EX-RF can be set as slave unit to receive optical transmission wireless triggering signals from YN320EX and from Sony flashes such as HVL-F32M, HVL-F60RM, HVL-F60M, performing off-camera TTL mode flashing..
  • Supports external battery pack】The flash recycle with full output only needs 2s to perform. Even if the battery is not brand new, it only takes 3-4s to perform the fast flash recycle. With the use of external battery pack, higher recycle needs can be met..
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Mougerk 110lb 50kg Portable Digital Hanging Luggage Weight Scale Postal Scales, 2 AAA Batteries (Not Included) (Black)

  • Capacity and Accuracy: The Min.cap.50g/0.11 lb and the Max.cap.50 kg/110 lb. graduation increments of 10g/0.03 lb.
  • EASY to USE: The digital scale can remember you first set the unit, such as choosing Lb, the memory keeps it there, so every time you turn the digital scale on it is ready to go. The unit has Lb,OZ,Kg,g.
  • Power on the scale and the unit symbol will be flashing on LCD, PRESS the unit button immediately, you can choose Kg,Ib,oz,g..
  • Convenient weighing unit switch, data lock and auto off function. Press "TARE" lasting 2 seconds to select lock/unlock data function. Auto zero resetting/power off after idle for 120 seconds.
  • Light weight, easy to carry, 100% risk free purchase, 30 days product Replacement or Full Refund if you are not satisfied. 2 * AAA batteries Not included.
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ROOFULL External CD DVD +/-RW Drive with SD Card Reader + USB Ports + Carrying Case, USB 3.0 & USB-C CD ROM DVD Disc Drive Player Burner for Laptop PC, Windows 11/10/8/7, Mac MacBook Pro/Air, Linux

  • ...nal CD and DVD Drive for Laptop PC】As most modern laptops and desktop computers no longer come equipped with internal CD/DVD drives for reading/writing CDs and DVDs, this ROOFULL premium USB 3.0 & type-C external CD/DVD drive is an excellent solution to reading and writing your CDs and DVDs, as easy as a built-in optical disk drive..
  • 【Plug & Play USB CD/DVD Drive】No extra driver program is required, just plug the data cable into your computer, and insert your CDs or DVDs, it will be recognized automatically, then you can use software to read, write, and copy your CDs and DVDs, no complex settings, easy to use!.
  • 【Multifunctional CD/DVD Drive Burner】This is a full-featured external CD and DVD reader writer rewriter recorder ripper. Support various types of disks including CD±R/RW, CD-ROM, DVD±R/RW, DVD-RAM, VCD, and SVCD. You can use it to play movie DVDs or music CDs, burn MP3 music, photos, video, and files to blank CDs or DVDs, copy media or data files from disks to your computer, install software, systems, games, and backup data to disks through media player, burning, or ripping software..
  • 【Wide Compatibility】This USB CD/DVD optical drive is compatible with all brands of Windows 11/10/ 8.1/ 7/Vista/ XP or Linux laptops and desktop PCs ....
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House Generation (Presented by USB Players) [Explicit]

  • This add-on CD Player to your vehicle has single cable installation by plugging into the USB data port on the factory radio.
  • Unit can be mounted either vertical or horizontal, but not upside down or past the zero-degree vertical angle.
  • Compatible Formats are WMA or WAV, but not MP3.
  • Play your favorite Music CD's and listen to them through your vehicle's factory radio and sound system.
  • Make sure to let each CD finish indexing for 10-20 seconds to complete install and avoid set-up issues.
  • See “Installation Manual (PDF)” located on the site page under Product Guides & Documents for detailed install instructions. Refer Fitment Data for year/model compatibility..
  • Review Quick Reference Set-up Guide and Troubleshooting Guide in the images for successful installation and enjoyment of this quality USB CD Player.
  • If you are still experiencing issues, please call Customer Service at (442) 400-9489 for more assistance.
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Wendry 5.25in Hard Drive Enclosure, Portable External Drive, Optical Drive Box External USB2.0 SATA Interface Computer Accessories(US)

  • 【Portable External Optical Drive】Can drive various types of optical drive, DVD, recorder and 3.5inch SATA hard drive with 5.25inch SATA interface..
  • 【Efficient Data Transmission】The data has good efficiency, security and compatibility during transmission, and complete protection of files..
  • 【Easy to Use】Support USB2.0 interface, hot swapping and DVD16 speed recording..
  • 【Easy to Install】Easy to install with metal upper and lower cases..
  • 【Widely Applicable】Fit for Windows XP/7/8/10 and for OS 9.0 or higher..
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ASHATA USB Fingerprint Reader,USB Fingerprint Sensor Optical Fingerprint Scanner, Mini Biometric Fingerprint Reader for Desktop PC Security,Mobile PCs,Custom Applications,Home Office Use.

  • 【Professional Fingerprint Reader】-- High speed USB interface, LED indicates the status of the device. available SDK for secondary development. This USB fingerprint sensor designed for use with Digital Personas U.are.U. applications and developer tools..
  • 【High-performance,Maintenance-free Optical Fingerprint Sensor】-- Utilize optical fingerprint scanning technology for superior image quality and product reliability.Readily accessible for any finger..
  • 【Simple and Safe to Use】-- The user simply places his/her finger on the glowing sensor window, and the device quickly and automatically captures the fingerprint image.Onboard electronics calibrate the device and encrypt the image data before sending it over the USB interface..
  • 【High Quality 】-- Industrial-class ABS plastic material with scratch-proof texture surface. Removable weighted stand..
  • 【Tip】-- Any questions,Please feel free contact us,we will provide you with high quality after-sales service..
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Refrigeration HVAC Digital Manifold Gauge Auto AC Gauges R134a R410a R12 R22 R1234YF Refrigerant Car AC Freon Recharge Kit Home Automotive 3 Way AC Diagnostic Manifold Gauge Set Vacuum Pump Operation

  • ... 【HVAC Gauge with Visual Window and Large-Size LCD Display】Directly observe the charging status of the refrigerant through the refrigeration gauge window, which makes the operation more convenient. The 7.5CM×4CM display screen of the digital HVAC gauge supports LCD backlight, and the data display is clear and easy to read..
  • 【Refrigerant Gauge with the High-Precision Data Unit】The digital HVAC manifold gauge has a built-in 32-bit digital processing unit and a high-precision data acquisition unit, with high and stable data volume. The digital AC gauge has automatic multi-unit pressure conversion and automatic conversion of Celsius/Fahrenheit temperature, which can meet different needs..
  • 【Digital Manifold Gauge with Built-In Refrigerant Database】The digital refrigerant gauge has a built-in database of 89 kinds of refrigerant pressure-evaporation temperature, which conforms to the American NIST standard. The a/c manifold gauge set also calculates the degree of subcooling and superheating, which facilitates direct reading of the running process data, and the test results are more accurate..
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