Description For child or adultsRange of displayed temperature: 34.0C - 44.0C (93.2F - 111.2F)Operating ambient: temperature: 16-35C(60.8F-95.0F)， humidity -80%RHAccuracy: +-0.2C (+-0.4F)Low battery warningLCD displayBattery: 3V lithium battery (CR2032) Includedbattery life : 2000 takesDimension: 110mm*35mm*35mmPackage content:- Device- English user manual- Carrying