The meter is used for measuring the temperature of the object's surface， which is applicable for various hot， hazardous or hard-to-reach objects without contact safely and quickly. The unit consists of optics， temperature sensor signal amplifier， processing circuit and LCD display.Features:Measurement range: -50~380℃ (-58~716℉)Object distance to spot size: 12:1Emission rate: 0.95 presetLCD backlight display℃/℉ unit selectableAuto power off and data holdLaser on/off selectableSpecifications:Measurement range: -50~380℃ (-58~716℉)Accuracy: 0~380℃(32~716℉)， ±1.5% or ±1.5℃(±2.7℉); -50~0℃(-58~32℉)，±3℃(±5℉)， whichever is greaterResolution: 0.1 ℃/ ℉Repeatability: ±1% of reading or 1℃Response time: 500 ms， 95% responseSpectral response: 8-14umEmission rate: 0.95 presetObject distance to spot size: 12:1General Specifications:Operating temperature/humidity: 0~40℃(32~104℉)， 10~90%RHStorage temperature: -20~60℃(-4~140℉)Power Supply: 2 * 1.5VAAA battery (not included)Item Size: 14 * 8 * 3.5cm / 5.5 * 3 * 1.5inItem Weight: 100g / 3.5ozPackage Size: 18.5 * 12.5 * 4.0cm / 7.4 * 5.0 * 1.6inPackage Weight: 129g / 4.5ozPackage List:1 * Digital Infrared Thermometer1 * English Manual