Features: This digital thermometer has a built-in sensor that gives you the precision to focus on the exact space you want to measure. Non-contact industry thermometer with 12-point temperature test zone indicates. Temperature difference alert, easy to set maximum/minimum temperature. Four types are available: IR01A temperature range is -50~380degree, IR01B temperature range is -50~550degree, IR01C temperature range is -50~550degree with ambient temperature and humidity, IR01D temperature range is -50 ~ 800 degrees at room temperature and humidity. adjustable Reflectivity: widely used with Adjustment range: 0.10 to 1.00. This thermometer is lightweight and portable. It will fit perfectly into your pocket and backpack. So you can take it anywhere and use it anytime. LCD Display: LCD screen with backlight for easy reading. Features: Name: IR01A Industrial Infrared Thermometer Color: Black Type: IR01A, IR01B, IR01C, IR01D (optional) Material: ABS plastic Measuring range: IR01A: -50~380 degrees IR01B: -50~550 degrees IR01C: -50~550 degrees with IR01D hygrometer: -50~800 degrees with hygrometer Ambient temperature: -10 to 60 (IR01C) ambient humidity: 0% to 100% Laser: