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