About This IMPORTANT LIMITATION – This tint meter is designed exclusively for automotive side windows and loose glass samples up to 8 mm (1/3") thick that can fit into the measurement slot. It cannot be used for windshields, rear glass, fixed or non-removable windows, or any glass thicker than 8 mm. MAKE SURE YOUR CAR TINT IS LEGAL – Digital Tint Meter TM-26 is designed for quick and reliable testing of window film on side front car windows, providing accurate data on light transmittance (VLT), ultraviolet rejection (UVR), and infrared rejection (IRR). HIGH-QUALITY & EASY TO USE – This professional tint tester measures the light transmittance of glass or film up to 8 mm thick. Simply place the sample into the slot, press the button, and record results instantly on the LCD display. ALL FUNCTIONS IN ONE DEVICE – The tint meter provides VLT percentage, UV rejection, and IR rejection rate in a single compact tool, making it ideal for automotive tint inspection and solar control film testing. AUTOMATIC CALIBRATION & FAST RESULTS – The tint tester requires no manual calibration. When powered on, the device automatically calibrates and delivers consistent, accurate readings within seconds. PORTABLE & DURABLE DESIGN – Compact handheld tint meter with PU protective case for professional use in auto workshops, tint service centers, dealerships, or roadside inspections. UNIVERSAL APPLICATIONS – Suitable for measuring light transmittance of automotive side windows, solar films, and other transparent glass samples within the supported thickness range (≤ 8 mm).