Sklar Black Laser Freeway Graves Vaginal Speculum Angled (45°), with Permanent Tube 90 3814 Brand_MICRELL Audible Alert: Distinctive beep lets Brand_Tabbies Audible Alert: Distinctive beep lets you know when temperature measurement is complete and the unit is powered on off that produce a signal directly proportional to the temperature changes of air inhaled and exhaled during respiration The Freeway Graves Vaginal Speculum features an open side which allows improved visibility and more room for supplemental instrument access This product is a medium size speculum with 4" X 1 1 4" blades angled 45 degrees with an open side