describe:Fast And Accurate Measurement Our Adult And Pediatric Thermometer Features A Clinically Accurate Algorithm with Heilwiy Three-Level Calibration. Press And Release The Measure/Mute on In 1 Second. You Can Hear The Beep, You Can Now Read The Value. The Thermometer'S Consistent And Reliable Temperature Range (Accuracy) Is 0.5 C ( 1 F)forehead Thermometer with Heilwiyout Contact Interference, The Distance Between The Digital Thermometer And The forehead Must Be 0-3 Cm. Non-Contact Thermometer, It Is Safe And Hygienic. The Non-Contact Thermometer Will Automatically Turn off After 10 Seconds of Non-Use. .Fever Alert Fever Thermometer with Heilwiy High Temperature Alarm, Immediately Reminding of Abnormal Body Temperature. In Addition, 40 Measurements Are Stored to Compare Changes In Body Temperature. You Can Easily Track Your Temperature. The product includes (flannel bag, magnetic suction, no battery)