Description 200 disposable lens covers for all types of Braun thermoscan infra red thermometers and fits welch allyn thermometers Fit most Braun IRT and Welch Allyn Thermoscan thermometers, including: Welch Allyn Pro 3000, Welch Allyn Pro 4000, do NOT fit the Welch Allyn Pro 6000, Braun IRT4520 Thermometer
