Non-invasive Forehead Temperature Measurement Using Patented Conductive Technology Delivers Clinically Accurate Readings In About 6 Seconds Reduces The Risk Of Cross Contamination And Avoids The Need For Costly Probe Covers Ideal For The Hospital Clinic Or Physician's Office Auto Off Function Conserves Battery Life Audible Tone When Measurement Is Complete Last Reading Memory Dual Scale (f/c) Water Resistant Large Display Uses 2 Aaa Batteries (included) (good For A Minimum Of 1000 Full Duty Cycles Over 24 Month Period) Temp Range 95f To 107.6f +/- .2f (35c To 42c +/- .1c) Compact Design Measures Just 4.7 X 1.17 X 1 (12.0 Cm X 3.0 Cm X 2.4 Cm ) & Weighs 1.3oz (37g) Including Batteries