Mean Features : 

2 Functions:Forehead and Ear

Response time:1 second

Fever alarm sounds

Selectable C/F mode

Error massage indication

Fever teller

Power Requirements：

2pcs”AAA batteries

Environment Requirements：

Ambient temperature:10C~40℃

Relative humidity:≤85%

Atmospheric pressure:70kPa～106kPa

Storage Temperature：-20~+45℃

Relative storage humidity≤85%