Medical infrared thermometer $ 18.23 Model:HY-318 Display mode: LCD liquid crystal display Measurement method: measure body temperature through the forehead Power supply: 2 AA alkaline batteries Memory function: 32 groups of memories Measuring range: .32.0C-42.9C Accuracy: soil 0.2C (32.0C-42 9"C) Storage temperature: -20C~ 55C Clinical deviation: 0.3C Transportation environment: Humidity: 90%RH Size: 159 (L)48 (W)102 (H) MM Lifetime: 5 years (not including battery) Automatic shutdown: 1 minute of unused automatic shutdown