features：
▪ one second read the temperature
▪ suport to measure the body temperature and object temperature
▪ three backlight
▪ support silent mode
▪ provide two temperature modes ℃ and °f
▪ memory recalls last 20 temperature readings
▪ intelligent fever alarm (over 37.5℃/99.5°f)
specification:
working voltage : dc3v
battey: aaa×2
battery life: 20000 times
operation mode : continuous work
display mode : lcd screen
measuring time: 1s
measuring distance: 1—5cm
temperature modes : ℃／°f
measurement range:
(1)body temperature: 32.0℃—42.2℃（89.6°f-108.0°f）
(2)object temperature: 0.0℃—100.0℃（32.0°f－212.0°f）
accuracy : ±0.3℃ /±0.6°f
fever alarm : 37.5℃
memories: 20 datas
backlight: green , red , white
auto off time: 10 seconds