Professional Handheld Thermal Imaging Camera 2.4" HT-04 Portable Infrared Thermometer IR Thermal Imager Infrared Imaging Device                 Features:        HT-04 is a Infrared camera that integrates surface temperature measurement and real-time thermal image.        The potential problems may be displayed on color display screen clearly.        This is helpful for users to locate the measurement cursor of the central point quickly and measure the temperature.        Both thermal images and full vision images can be stored in the detachable memory card.        The image may be called or stored in PC to generate a report and print.                 Description:        The adjustable radiation coefficient increases the measurement accuracy of half reflection surface.        The thermal point and cold point temperature mark may guide the users to the area with highest or lowest temperature of thermal image.        The selectable color palette.                 Specifications:        Model: HT-04                                                   Material: Plastic                                                       Color: black                                                      Battery service life: 2 hours        Total pixel: 35200                                            Size: 215 * 90 * 55mm / 8.5 * 3.5 * 2.2in             Infrared image resolution: 220x160                 Measurement precision: ±2.5° or ±2.5%        Wavelength coverage: 8-14um                        Emissivity: Adjustable from 0.1 to 1.