Features:IRT6520 is the best one for family use from new born to adult. Patented pre-warmed tip ensures accuracy. Age adjustable fever guidance with a colour coded display. Night light. ExacTemp guidance system function: light and beep alert for accurate positioning. Last reading recall track temperature. Includes 2x AA Duracell batteries. Storage case. Includes 21 Braun ThermoScan Hygiene Caps. Product ID: BRA6520.