Features: 1. Made of high-quality rubber material, it feels comfortable and it is not easy to fall off after a long time of using. 2. Passive infrared sensor, hot and cold temperature measurement with one button 3. LCD backlight display for easy reading at dim environment. 4. 0.5 second non-contact fast response 5. Widely used in chemical, environmental testing, heating and refrigeration industries Specification: Condition: 100% Brand New Brand: SMART SENSOR Model: AR320 Maximum Measured Temperature: 120℃ and Above Temperature Range: -32℃~380℃ (-26℉~716℉) Accuracy: ±2% or 2℃ Distance Ratio: 12:1 Emissivity: 0.95 Preset Resolution: 0.1℃or 0.1℉ Wavelength And Response Time: (8-14) Um and 500ms Repeatability: ±1% or ±0.1℃ Data Retention Function / Laser Target Pointer: Yes Backlight Display Selection / Autopoweroff: Yes Power: 2 * 1.5V AAA Battery (not included) Weight: Approx. 138g / 4.9oz Size: Approx. 14.1 * 7 * 3.4cm / 5.6 * 2.8 * 1.3in Package List: 1 * Digital Infrared Thermometer Note:Please note that this product is for industrial use and cannot be used to measure human body temperature..