Specification: Material: Plastic. Special Features: Non-contact. Recommended Use: Barbecue. Display Type: Digital. Baterry: 1.5V x 2 AAA. Type: 12 point laser. Measurement accuracy: ?��1.5%. 0.5 seconds fast detection. Emissivity: 0.1~1. Response spectrum: 8~14um. Operating temperature: 0-40??C. Storage/Ambient temperature: -10~60??. Type: IR01 series: Ambient temperature and humidity measurement, surface temperature display. IR02 series: With ambient temperature and humidity measurement, dew point display, surface temperature display, power display. IR03 series: Display the maximum measured value. IR01C: Temperature range: -50~550??. Ambient humidity:?0~100%RH. IR01D: Temperature range: -50~800??. Ambient humidity:?0~100%RH. IR02C: Temperature range: -50~800??. IR03A(Basic): Temperature range: -50~400??. IR03B(Upgrade): Temperature range: -50~600??. Features: 1. High and low temperature alarm: When the measured temperature exceeds the set alarm value the indicator light on the top of the thermometer will light up a red alarm light. 2. MAX(maximum) measurement: When the thermometer is turned on, the default measurement value is the maximum value, and continuous measurement can lock the higher temperature point. 3. Real-time measurement of ambient temperature humidity, only for IR01C/IR01D/IR02C. 4. High precision sensor: High quality upgrade sensor, professional High and low temperature measurement anti-interference/acceptance/Higher stability. Package included: 1 x Industrial Infrared Thermometer