IR Thermal Camera Handheld Infrared Imaging Camera with 3.2 Inch Color Display Screen ‑20℃ to +550℃ US Plug 100‑240V Item Type: IR Thermal Camera Material: ABS Model: HT 18+ Infrared Detector Type Vanadium Oxide Uncooled Infrared Focal Plane IR Resolution: 256 x 192 IR Response Band: 8 to 14um Cell Size: 12um NETD: ≤50mK at 25°C, at F/1.1 Lens Focal Length: 3.2mm IFOV : 3.75 radians Field Of View : 56° x 42° Focusing Mode: Free Focusing Temperature Measurement Range: -20°C to +550°C (-4°F to 1022°F) Measurement Accuracy: -15°C to 550°C ±2°C or ±2% -20°C to -15°C ±4°C Temperature Measurement Resolution: 0.1°C Temperature Measurement Mode: Centre Point Cold Hot Spot Tracking Colour Palette: Rainbow, Iron Oxide Red, cool colour, Black and white, white to black Emissivity: Settings adjustable between 0.01 and 1.00 Thermal Imaging Frame Rate: ≤ 25Hz Visible Light Resolution: 640x480 Display Size: 3.2 inch (240 x 320) Image Display Mode: IR, visible, dual light fusion illumination system LED fill light Device Storage: Internal 4G eMMC (Approx. 3G user available storage space) Stored Image Video Format: JPG MP4 Image Video Export Method: USB connection to computer Image Analysis Function: PC offline analysis supported Menu language: English, Chinese, Italian, German Battery: 1 x lithium battery (18650) (2200mAh battery capacity) (Included) Operating Time: 2 to 3 hours Power Supply Interface: Micro USB Power Configuration: 5 min, 20 min, no automatic switch off Operating Temperature: -10°C to +50°C Storage Temperature: -20°C to +60°C Relative Humidity: 10% to 85% RH (non condensing)