The best laser thermometer needs to be as accurate as possible. The Acegmet Infrared Thermometer takes this into account, adding 12 built-in laser pointers to maximize the distance-to-spot ratio to 12:1, so you always know exactly what you’re aiming at. ir thermometer can complete most measurements in 0.5 seconds, so there is no standing around waiting for temperature readings to show up on the display. Its accuracy is within ± 2% with a measurement range of -58℉~1022℉ (-50℃～550℃) This infrared thermometer is emissivity adjustable so you can be more accurate with your measurements, no matter what surface type you are working with. A thermometer gun that features adjustable emissivity settings (between 0.10 and 1.00) will be more accurate as you can calibrate the hvac infrared thermometer for each surface you are measuring. go ahead and change the emissivity to the optimal setting for the surface you are trying to measure. As it is a non-contact thermometers, It is ideal for performing quick checks of temperatures from a distance when the object’s heat is too high to get close, the target is out of reach, or when a probe thermometer cannot be used. When dealing with any mechanical, automotive or HVAC repairs and maintenance, this infrared thermometer gun is perfect for the job. It is small, easy to use and precise and you can get around compact or tight spaces to measure the temperature One unique feature included with this infrared temperature gun is the alarm function. This allows you to set a minimum, maximum value for specific objects. If you test them and the thermometer records a temperature that is out of range, an alarm will turn on. you’ll know if something isn’t at the temperature it’s supposed to be at as soon as possible. no matter what you’re aiming at. These details also allow you to use this thermometer for almost anything, including barbecues, pizza ovens Infrared thermometers come with a sturdy build that will last for long. It is made from ABS plastic and has a comfortable grip, even if you have delicate hands. All of these impressive features are available at a low price as well, the infrared temp thermometer is great choice for functionality and value. Best bang for your buck. Buy now and we offer you an 18 month worry-free warranty and lifetime technical support. If you have any questions about Acegmet products, please contact us.