The Braun ThermoScan Ear Thermometer Lenses are designed to ensure accuracy and prevent cross-contamination. These Braun Filters are Braun-certified for consistent accuracy, and primed for home use. The filters for the Braun Lens are easy to install and remove, and are disposable for your baby's safety. Genuine Braun lens filters are designed to comfortably fit Braun ThermoScan Ear Thermometers (IRT3020, IRT4020, IRT4520, IRT6020). Please note: Each filter should only be used once, reducing...