Feature: 1.The testing slot is up to 8mm, can test filmed glass directly . 2.Compact, portable, battery powered, ultra-low power consumption. 3.UV transmission meter, IR transmission meter, Light Transmittance Meter, Three functions in ONE device. 4.Simple operation, rapid measurement, putting the testing sample in the “OPENING”, UV, VL and IR transmission values of the sample will simultaneously display immediately. 5.Suitable for measure film, filmed glass, window tint, side windshield etc. Test for performance demonstrate, production, QA, inspection and so on many occasions.