Product name : Thermometer Infrared Technology Infrared Product size: 190mmX45mmX36mm Display: LCD display Power: AAA *2 Function: Data hold function Unit: °C °F Temperature range: 32.0°C-43.0°C (90°F -109.4°F) Accuracy: ±0.3°C (0.54°F) Measuring Distance: 3-5cm(1.2-2 in) Automatic Stop: 7sec Response time: 0.5s Repeatability: ±1% or ±1°C Display Resolution : 0.1°C or 0.1°F Operating temperature: 10°C-40°C (50°F -104°F) Popular : Best seller Standard Accessories Main unit , User manual english, Not including AAA battery (for Convenient transportation )