<p>1. Measuring range -40\u2103 to +300\u2103, 8Hz dynamic refresh rate</p> <p>2. 2.8 screen resolution is 320*240; the screen can display and track the highest temperature, lowest temperature and center point temperature</p> <p>3. The shell is made of FR4 epoxy sheet to better protect the internal components and has a long service life</p> <p>4. Small size, easy to carry</p> <p>5. Powered by lithium-ion battery. USB-C charging; up to 4 hours of battery life. Can be used while charging</p> <p>Built-in SPI Flash chip, can store 100 pictures. Connect a computer or mobile phone via a data cable to view and copy image files.</p> <p>Integrated design, no external equipment required.</p> <p>Infrared sensor: MLX90640ESF-BAB</p> <p>Hardware resolution: 32*24 pixel far infrared array</p> <p>Screen resolution: 320x240 pixels</p> <p>Temperature measurement range: -40\u2103 to 300\u2103</p> <p>Measurement accuracy: \u00B12\u2103</p> <p>Working temperature: 0 to 50\u2103</p> <p>Working humidity: less than equal 70%</p> <p>Refresh rate: 8Hz</p> <p>Field of view: horizontal 55\u00B0 x vertical 35</p> <p>Emissivity: 0.95</p> <p>Charging specifications: USB Type-C5V\/1A</p> <p>Product size: 85x55x30mm</p> <p>Battery: 3.7V 600mAh lithium-ion battery</p> <p>Working time:greater than equal 4 hours</p> <p>Colour:Black</p> <p>Material:plastic+metal</p> <p>Package Contents:</p> <p>1 * Portable Thermal Imager</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>