1、Adjustable emissivity and reflective background compensation improve measurement accuracy of semi-reflective surfaces. 2、Mark hotspots and cold spot temperature markers to guide the user to the hottest and coldest areas of the heat map infrared. 3、Smaller operating current, no power consumption, longer battery life. 4、Hard trigger off design,more durable and accurate. 5、The temperature range being detected is between -20~380℃/ -4~716℉ . Item Type:Thermal Imager Material:Plastic Model(Optional) XE-26 XE-27 IR Resolution 33x33 33x33 Temperature Range: -20℃~380℃/-4℉~716℉ -20℃~380℃/-4℉~716℉ Accuracy ±2% or ±2℃(±4℉) ±2℃ (±3.6℉) or ±2% of reading Display 2.4" TFT 320x240 Pixels color 2.4" TFT 320x240 Pixels color Visible Camera 300,000 pixels 300,000 pixels Field of View(FOV) 33°x33° 33°x33° Best Focusing Distance 0.5m 0.5m Thermal Sensitivity 0.5℃ 0.15℃ Emissivity 0.1-1.0 Adjustable 0.10~1.0 adjustable Wavelength Range 8-14μm 8-14um Ambient Temperature N/A -20℃~70℃/-4℉~158℉:±1.0℃(±1.8℉) Ambient Humidity N/A 0-100% RH:30-10%RH,±3%RH,Others:±4%RH N/A -30℃~100℃/-22℉~212℉:±1.0℃(±1.8℉) (25℃/77℉,40-80%RH) Dew Point Temperature Wet Bulb Temperature N/A -30℃~100℃/-22℉~212℉:±1.0℃(±1.8℉) (25℃/77℉,40-80%RH) Color Palettes Iron color,rainbow and gray Iron red,Rainbow, Gray(white hot) scale(black hot) Image Capture Frequency 9HZ 9Hz Focus Mode Fixed Fixed Image Storage Memory Card 8GB Memory Card 8GB File Format: bmp bmp Power Type 4 x 1.5V AA battery (Not Included) and USB 4x1.5V AA Lithium battery(Not Included) and USB Battery Life 6 hours 6 hours Working Conditions -5℃ to 40℃ (23℉ to 104℉) -5℃ to 40℃/23℉ to 104℉;10%RH to 80%RH Storage Conditions -20℃ to 50℃ (-4℉ to 122℉) -20℃ to 50℃/-4℉ to 122℉;10%RH to 80RH Item Size 260 x 200 x 102mm / 10.24 x 7.87 x 4.02in 260 x 200 x 112mm / 10.24 x 7.87 x 4.41in Item Weight 0.3kg/0.66lb 0.35kg/0.77lb 1 x Thermal Imager 1 x Cord 1 x USB Flash Disk 2 x Screwdriver 2 x Screw 1 x Storage Bag 1 x Users Manual