ZH-TPH21Pro-3AXF Handheld Thermal Imaging Thermometer for Temperature Measurement Thermal Imaging Image: - Original resolution: 256 × 192, high-sensitivity vanadium oxide uncooled detector - Supports timed and temperature difference shutter correction - Supports 3D noise reduction function and image detail enhancement function - Supports 4 adjustable pseudo-color modes Dual-light Fusion: Supports the fusion of thermal imaging and visible light Temperature Abnormality Alarm Function: - Temperature measurement range: -20 °C~350 °C - Temperature measurement accuracy: ±2 °C or ±2% of the reading (whichever is greater) System Functions: - Standby time > 6 h, supports automatic shutdown power-saving mode - Supports temperature measurement at the central point, maximum temperature, and minimum temperature - Picture storage with full-screen temperature measurement information, supports offline temperature measurement analysis (used in conjunction with the client) Specification Parameters ·Thermal Imaging: - Sensor type: Uncooled vanadium oxide microbolometer - Detector resolution: 256 × 192 - Response band: 8~14 μm - NETD (Noise Equivalent Temperature Difference): < 50 mk (@25 °C, F#=1.0) - Maximum image size: 240 × 320 - Minimum imaging distance: 0.3 m - Field of view: 37.2° × 50.0° - Frame rate: 25 Hz - Pixel size: 12 μm - Minimum measurement distance: 0.3 m - F-number: F1.0 - Temperature measurement unit: Celsius, Fahrenheit, Kelvin - Temperature measurement range: -20 °C~350 °C - Accuracy: ±2 °C or ±2% of the reading (whichever is greater) - Spatial resolution (IFOV): 3.3 mrad ·Visible Light: - Resolution: 1600 × 1200 - Field of view: 55° × 42° - Maximum image size: 1600 × 1200 - Picture resolution: 1600 × 1200 ·Image Display: - Display: 3.2-inch LCD screen (240 × 320) - Image modes: White hot, black hot, iron red, rainbow - Picture display modes: Fusion, thermal imaging, visible light, picture-in-picture - Maximum image size: 240 × 320 - Frame rate: 25 Hz - Image format: JPEG image with temperature measurement information, supports offline analysis by the client - UVC screen projection: Supported ·System Functions: - Lighting: Supported - WIFI: Not supported - Alarm linkage: Supports sound alarm, light alarm, and image alarm - Temperature measurement rules: 6 temperature measurement points (central point, maximum temperature, minimum temperature, and 3 custom points) - Storage: 16 GB built-in emmc - Power interface: Type-C direct charging - Battery type: Rechargeable lithium-ion battery - Charging time: < 3 h @25 °C - Battery working time: > 6 h @25 °C ·System Parameters: - Power management: Adjustable; off, 5 minutes, 10 minutes, 20 minutes - Operating temperature and humidity: -10 °C~50 °C, ≤95% - Storage temperature and humidity: -20 °C~60 °C, ≤95% - Protection level: IP54 - Drop resistance level: 2 m - Weight: 380 g (including battery) - Dimensions: 221.7 mm × 73.5 mm × 80.5 mm - Accessories: 5 V power adapter, USB cable, wrist strap lanyard, instruction document