buletooth thermometer Test Ear/Forehead/Room Backlight and Laser Pointer Slight/High Fever Alarm 4 in 1 mutual- ... Temperature, Safe and Clean, Slight/High Fever Alarm, Backlight and Laser Pointer, 32 Memory Storages, Alarm Temperature can be Set.Measuring ... Temperature with 5-15cm DistanceMeasure Time: One Second.Auto Shut-off: 7 Seconds without OperationBattery: 1604S 6F22 9VDC×2Battery Life: Appro.4 ...