・ Large, easy-to-read display of temperature readings ・ Compact design, easy to place under the arm ・ Easy-to-hear buzzer sound to signal the end of measurement ・ Fast temperature measurement, approximately 20 seconds ・ Comes with a storage case ・ Displays the previous measurement result ・ Automatically turns off after approximately 15 minutes if left on ・ Replaceable battery Size: Width 30 x Length 110 x Thickness 14mm Power: Lithium battery CR2016 x 1 Used about 10 times It is in good condition as it hasn't been used much, but please consider that it is a used item before purchasing.