features：
▪ intended use: eardrum mode for children above 1year old
▪ display: hd lcd display
▪ accuracy: ear: 0.0°c-100.0°c/32.0°f – 212.0 °f(±0.2°c/±0.4°f)
▪ battery: aaax2
▪ fever warning: 6 short double beeps
▪ memory storage: 20 sets of measurement data
▪ temperature units: °c/°f adjustable
▪ automatic shutdown function: 10s±1s
▪ display resolution : 0.1°c/0.1°f