Features: Quick and accurate measurement, no interval time. High safety, IR infrared receiving technology, zero radiation. With automatic shutdown function, low power display function. HD display & data storage: HD high-definition screen, data storage function, historical measurement data can be tracked. Fahrenheit unit (℉) and Celsius unit (℃) can be converted. Exquisite craft and compact size, easy to carry. Specification: Condition: 100% brand new Color: Blue Measuring range: - 50 ℃ ~ 220 ℃ (-58 ℉ ~ 428 ℉) Temperature measuring accuracy: ± 2 or 2 ℃ Measuring distance ratio: 1:1 Emissivity: 0.95 Response time and response value: 500ms & (8-14) um Repeatability: ± 1% or ±1 ℃ Resolution: 0.1 ℃ or 0.1 ℉ Storage temperature: - 20 - 50 ℃ (- 4 -122 ℉) Operating temperature: 0-50 ℃ (32-122 ℉) ℉ / ℃ conversion: Yes Data storage function: Yes Automatic shutdown function: Yes Low power display function: Yes Power supply: 2 * LR44 1.5V button battery (NOT included) Package List: 1 x Infrared Thermometer 1 x Instruction 1、Quick and accurate measurement, no interval time. 2、High safety, IR infrared receiving technology, zero radiation. 3、With automatic shutdown function, low power display function. 4、HD display & data storage: HD high-definition screen, data storage function, historical measurement data can be tracked. 5、Fahrenheit unit (℉) and Celsius unit (℃) can be converted.