The Adtemp 421 features:
Measures core temperature instantly from the ear reliably and accurately
Wide Measurement Range of 32.0°F to 212.0°F ± .4°F or 0.0°C to 100.0°C ± .2°C depending on scale selection
Probe cover FREE design is less costly and more convenient to use
Large (6 mm) illuminated display is easy to read
Compact (5” 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