Reviews Autofocus Calibration Device

AutoFocus Full HD Webcam 1080P with Privacy Shutter Free Tripod - 5MP Pro Webcam with Dual Mic - USB Computer Camera for PC Laptop Desktop Mac Video Calling Conferencing Skype YouTube Streaming

  • HD Webcam 1080p Autofocus-HD Webcam 1080p Autofocus--The PC Webcam with a 5-megapixel CMOS features up to a 1080p resolution at 30 fps. With a 7cm starting point and a nearly infinite range, the autofocus feature is able to ensure your videos are always sharp and crystal clear. Autofocus to capture details near and far, according to the movement of the subject, autofocus to adjust the clear blur quickly and easily, 0.7 seconds to get a clear close-up..
  • USB Webcam Plug and Play- Works with USB 2.0, NO additional drivers required. Ready to use in less than 1 min with any compatible device. The convenient foldable design allows you to easily take it anywhere, just plug it in and you are ready to go!.
  • Privacy Protector-The privacy cover for the PC Webcam covers the lens when it is not in use. It is perfect to help provide security, and peace of mind to anyone, from individuals to large companies. It also helps to protect the lens from dirt and debris to ensure your video remains clear for the life of the camera..
  • Widely Compatible & Multi Application--The webcam is compatible with Multiple Operating Systems. The webcam can be compatible with the current popular video/meeting softwares. Compatible with all plug-ins and playback functions of Windows,OS X....
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KAIFNT K553 Digital Torque Adapter, 1/2-Inch 12 to 250 ftlbs, Buzzer/LED Flash Notification, Dual Direction

  • Converts a ratchet wrench into a digital torque wrenchand is also an accurate calibration device for existing torque wrenches.
  • Torque range from 12 to 250 ftlbs or 17 to 340 newton meters. Clear audio and visual signals when reaching desired torque.
  • Large LCD digital display with backlight let you effortlessly for viewing and tuning torque settings. 50 readings memory.
  • Dual direction with exceptional accuracy at +/- 2%, each set is shipped pre-calibration tested for accuracy and includes a calibration certificate.
  • 1/2-inch drive and socket is compatible with size adapters. Comes with 2-piece socket adapter and a precision screwdriver.
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BLOOTH 1080p Webcam with Autofocus Streaming Computer Webcam with Stereo Microphones for Video Calling Rotatable USB Webcam with Wide-Angle Full HD Recording

  • Full HD Video: High-definition 1080p webcam with 1/2.9” CMOS image sensor. Delivers sharp, smooth video for Skype calls and video recordings.
  • Clear Focus: Upgraded with a smooth autofocus system, the webcam produces and maintains a sharper image.
  • Integrated Stereo Microphones: The two digital microphones ensure clear, natural sound and significantly reduce background noise.
  • Easy to Use: Clip the webcam onto a computer monitor or laptop, stand on a desk, or mount on a tripod. Plug it into your device’s USB port and start using it right away (no drivers or software to install).
  • Package Contents:1080p Autofocus Webcam, User Manual.
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Light Transmission Meter Spectrum Transmittance Meter for Testing The Transmission Value of The Mobile Phone Lens

  • Type:Lens Transmission Meter, Spectrum Transmission Meter,Light Transmission Meter,Spectrum Transmittance Meter.
  • Accuracy: ±2%(Colorless and transparent material).
  • PL transmission meter, BL transmission meter, Light Transmittance Meter, Three function in ONE device..
  • Self-calibration and auto-calibration, NO need any manual adjustments..
  • Simple operation, putting the testing sample in the testing position, PL, BL and VL transmission values of the sample will simultaneously display..
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KETOTEK Digital Thermostat Outlet Plug Temperature Controller Outlet Socket 120V Heating Cooling Control 110V 15A Celsius/Fahrenheit Display

  • ...program】 Just set start temperature and stop temperature, this plug in thermostat will work in heating or cooling mode. Temperature control range:-72℉~176℉(-40℃~120℃), temperature control accuracy: ±1%. Celsius and Fahrenheit can be converted. This digital temeprature controller also supports temperature calibration if needed..
  • 【Timing function】 F01 Cycle Timer mode.
  • F02 Countdown ON mode, F03 Countdown OFF mode, F04 Countdown ON and Countdown OFF mode. You can choose F01 mode to control the device to work in cycles, or choose F02~F04 modes to countdown to turn on or turn off the device. Set range: 0~99 hours 59 minutes. Please note that temperature control function and timing function cannot be used at the same time..
  • 【More functions】 3m NTC 10K temprature sensor probe. Large LCD display. Temperature calibration. Reset function. Data storage function that all parameters set can be saved after power off..
  • 【Wide Range of Application】This temperature controlled outlet plug is widely used for greenhouse, reptile, incubator, terrarium, freezer, refrigerator, heater, fridge, homebrew, vivarium, fermentation, heat mat, and other temperature-controlled system. It can also be used as a timer for cycle timing and countdown..
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Enther & MAXHUB 4K Webcam with Microphone HD Webcam with AutoFocus Auto Light Correction，Plug and Play USB Webcam for Live Streaming/Gaming/Online Learning/Video Conferencing/Zoom/Skype

  • 【Professional Video Quality】Full HD 4K 13M PC external webcam with 1/3.06" SONY image sensor features up to 3840*2160 resolution at 30fps. Our....
  • 【Clear Voice Pickup】With echo cancellation and intelligent noise reduction algorithm, Enther & MAXHUB webcam with dual microphones can pick up....
  • 【Advanced Autofocus】The Enther & MAXHUB webcam with microphones provides quick and sensitive autofocus, helping to keep the primary subject in....
  • 【3D-DNR Technology】The 2D & 3D DNR technology in Enther & MAXHUB webcam delivers incredible image quality, even in low light conditions, this....
  • 【Easy Setup & Widely Compatible】Just connect your device through the USB Type-C port and you're ready to go. No additional adapters, cables, or....
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Google Pixel 4 XL - Clearly White - 64GB - Unlocked (Renewed)

  • NOTE: International Version. No Warranty. This device will work with GSM service providers like AT&T, T-Mobile, MetroPCS, and most other GSM service providers. It will not work with CDMA service providers like Verizon, US Cellular, Sprint, or any other CDMA service providers. Please check device compatibility with your cell phone provider before you place your order..
  • Display: 6.34 inches, 97.0 cm2 (~85.0% screen-to-body ratio).
  • Platform: Android 11 Qualcomm SM7250 Snapdragon 765G 5G (7 nm).
  • Camera: 12.2 MP dual-pixel · 1.4 μm pixel width · Autofocus with dual-pixel phase detection.
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GZAIR Smart Wi-Fi Indoor Air Quality Monitor, Data Logger, PM2.5, PM1.0, TVOC, CO2 Detector, Temperature & Humidity, Real-Time Data via App

  • 6 IN 1: Measure PM2.5, PM1.0, TVOC, CO2, Temperature, and Humidity, with a sensitive laser particle sensor, laser TVOC sensor, and accurate NDIR CO2 sensor. .
  • Automatic & Manual Calibration: Offer two calibration modes, Manual Calibration, and Automatic Calibration. We have calibrated it manually in the factory, and it can automatically calibrate during the detection..
  • Wi-Fi Enabled & APP Smart Control: Smart PT02 can connect to the Internet, works seamlessly with Tuya App, Set alerts, receiving air quality measurements anytime and anywhere..
  • Wireless IoT Controller: Create a Smart Scene in the Tuya app, make PT02 control the Smart home appliances. First, you should add Smart PT02 and other Smart home appliances to Tuya APP. Then set the conditions. The PT02 monitor will activate Smart Fans, Air Purifiers, or other appliances in response to changes in your home’s air quality..
  • Supports RS485/Relays Signal Output: The RS485 port and Relay port are located on the rear of the device. And the RS485 supports data export. The Relays can control the appliances directly (This function is only recommended for professional personnel or engineers.).
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Coating Thickness Gauge CM-205FN | Best Digital Meter for Automotive Paint Thickness Measurement | Resolution 0.01mils | F/NF Automatic Detection

  • MAIN PARAMETERS - Resolution: 0.1um/0.01mils.
  • Automatic recognition for iron (ferrous) and aluminum (non-ferrous) substrates.
  • Calibration: Easy and fast calibration of the zero surface..
  • RELIABILITY AND DURABILITY - The measuring sensor is made of steel and coated with Teflon for better protection and durability. The thickness gauge works with high precision in all weather conditions - temperatures up to -13...104F, high humidity and gas contamination..
  • WIDE USES - It is highly accurate and compact instrument used to quickly and accurately measure thickness of coating or plating on almost all kinds of metal surface. This device can be used for determining the average thickness of paint on the car body, used by amateurs and professionals in manufacturing, workshops, paint shops, in the automotive..
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CIZTADA Smart PH Tester for Water Hydroponics Digital PH EC TDS Meter with ATC High Accuracy Multi-Functional Water Tester for Indoor Plant Grow, DWC, Wine, Pools& Spas and Aquariums

  • 10.01-19.99 mS/cm, TDS 0-9990 ppm. it works for hydroponics, indoor plant grow, DWC, drinking water, beer brewing, winemaking, laboratory, pool& spa, aquarium and etc liquid testing. Notice: It is not suitable for soft solids testing..
  • 【Automatic Calibration】Smart PH meter adopts a three-point calibration method and equipped with standard calibration powder. It can automatically identify calibration solutions of PH 4.00, PH 6.86 and PH 9.18. simple calibration and quick setup. Notice: Always calibrate PH 6.86 first. Then calibrate PH 4.0 or 9.18 after PH 6.86..
  • 【4 in 1 Multi-Functional】4 in 1 multi-functional tester professional measurement PH, TDS, EC and TEMP. Get all data on the app at the same time, and simplifies the complicated measurement steps. It uses the latest technology to avoid the reading all over the place. The readings are more stable..
  • 【Data saving and Sharing】Save all the measurement data, share the data with others, and connect to a printer to print the data. Make the testing work toward more efficient. It supports backlight control by mobile app, which is very easy to....
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