Do you want to measure more conveniently? Try this professional digital non-contract infrared . It provides fast, easy and accurate readings to measure the surface of an object safely and quickly. It's widely used for food preparation, safety and fire inspectors, molding, diesel and fleet maintenance, etc. Features: Wide measuring for various hot, hazardous or hard-to-reach objects. Maximum value display with ONOFF & ℃/℉ switch. Digital color LCD with switchable backlight, convenient and easy to read at night. Unique display style of 9 points circular measurement area indication for clear and accurate reading. Red indicator for upper / lower limit alarm with adjustable alarm value. Other features of data hold, low battery indication, targeting and automatic power off. Can be widely used in oil and chemical industry, railway, electricity, textile processing, etc. Specifications: Measurement : -50～480℃ / -50～680℃ / -50～880℃ (Optional) Color: Black + Red Material: ABS Accuracy: 0℃~480℃ ±(1.5%+1℃)/32~896℉±(1.5%+5℉); -50℃~0℃ (±3℃)/-58℉~32℉(±5℉) Repeatability Accuracy: ±0.5% or ±1℃(2℉) Resolution: 0.1℃/0.1℉ Response Time: <0.5S Upper / Lower Limit Alarm: Red indicator Emissivity: 0.10～1.00 adjustable (step size 0.01) Distance to Ratio(D:S): 12: 1 Pointer: Class 2, <1mW output Wavelength: 650nm IR Spectral Response: 8 to 14μm(wavelength) Display: Color LCD with backlight Operating : 0～50℃ Operating Humidity: 10~95%RH (Non condensing) Storage : -20～60℃ Power Supply: 2 * 1.5V AAA battery (NOT included) Item Size: Approx. 155 * 92 * 42mm / 6.1 * 3.6 * 1.7in Item Weight: Approx. 180g / 6.35oz Package Weight: Approx. 280g / 9.88oz Package Size: Approx. 19 * 12.3 * 5cm / 7.5 * 4.9 * 2.0in Package List: 1 * Infrared 1 * Use Manual (English) Note: Please do not point at eye directly.