FOR BRAUN THERMOSCAN MODELSSuitable to be used on Braun and other types Thermoscan Thermometers,including ExactempThermoscan 7 IRT 6520, IRT6020, IRT6500, Braun Thermoscan 3 IRT3030, IRT3020, IRT4020, IRT4520 and so on. .Inside bottom diameter is 1.5 cm, probe cap length is 2 cm, PLEASE MEASURE THE EAR THERMOMETER BEFORE PURCHASING. RECYCLABLE & DISPOSABLEThe ear thermometer covers are 0% BPA, 0% latex and 100% recyclable, it is hygienic one for one times.It will grateful that leave your ear thermometer model which is suitable for this ear thermometer covers under QA and comment, it will much more helpful for other buyers.Thanks a lot. HIGHLY ACCURATE These thermometer caps will protect tympanic thermometer from scratching and other impurities, which might affect temperature readings.Thermoscan covers can be used as replacements for Braun and other Thermoscan Thermometers, including: ExactempThermoscan 7 IRT 6520, IRT6020, IRT6500, Braun Thermoscan 3 IRT3030, IRT3020, IRT4020, IRT4520 and so on. HYGIENICDisposable refill caps reduce the risk of transferring germs and contamination. For optimal hygiene and accurate readings, the thermoscan covers must be replaced after each use. BEST CUSTOMER SERVICEIf any problem comes to you, remember to contact our customer service, we will try our best to solve it.