AdTemp™ 421 Tympanic IR Thermometer
          Measures core temperature instantly from the ear reliably and accurately Range 89.6°F-108°F ± .4°F or 32°C-42.2°C ± .2°C depending on scale selection Large 6mm illuminated display is easy to read Compact (5-inch Long, 1.9 oz.) ergonomic design fits comfortably in operator's hand and patient's ear Audible fever alarm at 99.5°F... 
        
        
        - Measures core temperature instantly from the ear reliably and accurately
 - Range 89.6°F-108°F ± .4°F or 32°C-42.2°C ± .2°C depending on scale selection
 - Large 6mm illuminated display is easy to read
 - Compact (5-inch Long, 1.9 oz.) ergonomic design fits comfortably in operator's hand and patient's ear
 - Audible fever alarm at 99.5°F (37.5°C)
 - 12 reading memory
 - Complete with lithium battery, storage/travel case, and operating instructions
 - Meets ASTM E1965-98 standards for accuracy