FeaturesMeasurement Parameter: This tester simultaneously measures purple light blockage (365nm), IR blockage (950nm), and visible light transmission in a single scan, suitable for accurate automotive film performance evaluationData Lock and Thick Sample Compatibility: Designed with 8mm testing slot, it allows direct measurements on installed car window or windshield, displaying real time data with a lock function to record stable readings effortlesslyAuto Calibration: The handheld tint tester auto calibrates upon startup (displaying 100,0.0,0.0) and ensures lab grade accuracy for each test without manual adjustments, providing immediate readings via simple slot insertionCompact and Portable: Featuring compact size and lightweight design, this portable solar film tester fits into tool belts for on site use at automotive repair shops, construction sites, or solar installations with easeVersatile Applications: In addition to automotive films, the digital tint meter serves glass quality checks in architecture, film manufacturing, and solar device installations, making it a professional tool across various industriesSpecificationItem Type: Solar Film TesterProduct Material: ABSProduct Size: Approx. 120 x 75 x 25mm / 4.7 x 3 x 1inProduct Weight: Approx. 111g / 3.9oz (without battery)Maximum Sample Thickness: