Invacare instant ear thermometer. Features clinically-accurate, one-second readout in both Fahrenheit and Celcius on large, easy-to-read digital display. Nite-Glo feature allows you to take readings while your child is sleeping. Tone signal indicates peak temperature and fever alarm sounds for temperatures above 100.4 F (38.0 C). Memory recall of up to 10 measurements. No probe cover required - simply place the probe end over the ear canal and operate with a single touch. Compact design fits in the palm of your hand and shuts off automatically. 5-year warranty. Includes: one Lithium battery, zippered storage case, English/Spanish detailed guidebook