Feature:1. MULTIPLE USAGES: High accuracy non contact measurement, can be used for security, intrusion detection, human detection, intelligent building environmental temperature measurement, etc.2. PRODUCT PARAMETER: The thermal imager has a target temperature measurement range of ‑40‑+300℃, a dynamic refresh rate of 8Hz, and a 32in LCD screen with a resolution of 320 x 240.3. CLEAR DISPLAY: The imager screen can display and track the maximum, minimum and center point temperature, with high resolution, and clear display for easy and fast observation.4. SIMPLE CHARGING: Equipped with 37V 1500mAh lithium battery, and adopts USB charging method, the battery life can 10 hours, which is convenient for going out.5. PICTURE STORAGE: The built in SPI Flash chip can store 100 pictures, and you can view and copy image files by connecting a computer or mobile phone with a data cable, which is convenient and reliable.How to Use:According to the law of black body radiation, the higher the temperature of the object, the strong the ability to emit infrared radiation, the temperature data is obtained after the chip is processed and displayed on the screen.Specification:Item Type: Handheld Thermal ImagerMaterial: Epoxy Sheet, Print Circuit BoardInfrared Sensor: MLX90640ESF BABHardware Resolution: 32x24 far infrared arrayScreen Resolution: 320x240 pixelsTemperature Measurement Range: -40℃-300℃Measurement Accuracy: ±2℃Working Temperature: 0℃-50℃Working Humidity: ≤70%Refresh Rate: 8HzField of View: Horizontal 55% x vertical 35Emissivity: 0.95Charging Specification: USB 5V 1ABattery Specification: 37V 1500mAh Li ion Bat