1、Accurate Measuring: Approximately 50,000 temperature measurement points on the full screen, allowing you to visually see the target temperature situation, with ±2℃ or ±2% of the reading accuracy. 2、4 Color Palettes: Supports 4 pseudo color adjustment, white hot, black hot, rainbow, and iron red, with independent selection of observation modes to explore new horizons in thermal imaging. 3、Multiple Functions: Supports photography and video recording for later traceability, and the captured thermal imaging pictures support client side secondary analysis and report export. 4、Good Protection: This handheld thermal imager has an IP54 protection grade and 2 meter drop protection grade, which can be used in various environments, and equipped with a wrist lanyard. 5、Applicable Range: This IR thermal imager has 256x192 resolution, ‑20‑450℃ temperature range, widely used in HVAC maintenance, automotive repair, power inspection, solar panel inspection, etc. Item Type: Infrared Thermal Imager Model: CH20 Thermal Imaging Resolution: 256 x 192 Temperature Range: -20℃ to +450℃ Lens Focal Length: 3.5mm Laser Indication: Not Support Free Spot Temperature Measurement: Support Temperature Measurement Modes: Center Point, Cold Hot Point, 1 Line Temperature Measurement, 1 Area Temperature Measurement Detector Type: Uncooled Vanadium Oxide Focal Plane Detector Pixel Size: 12μm Spectral Range: 8μm-14μm Thermal Sensitivity: <40mK at f/1.0 Thermal Imaging Field of View Angle: Horizontal: 37.8°, Vertical : 50.6° Thermal Imaging Focus Mode: Fixed Focus Thermal Imaging Close Up Distance: 0.5m Lens Aperture: F1.0 Thermal Imaging Noise Reduction: 2D 3D Noise Reduction Color Palette: Support white hot, black hot, rainbow, iron red, 4 color adjustable Temperature Measurement Accuracy: ±2℃ or ±2% of the Reading Display Size: 2.4 Inch LCD Audible And Visual Alarm: Support buzzer sound alarm Alarm Linkage: Support over temperature alarm linkage buzzer and picture catching Storage Function: Support micro memory card storage, 256G (not included) Fault Detection: Memory card status detection, storage space detection Cold Hot Spot Tracking: Support the hottest and coldest spot automatic tracking in the whole screen USB Port: Micro USB Power Supply: DC5V or built in battery power supply Battery: 1 x 500mAh Rechargeable Lithium Battery (built in battery) Power Consumption: <1W Standby Time: >8h Operating Temperature: -20℃-50℃ Protection Grade: IP54 1 x Infrared Thermal Imager 1 x USB Cable 1 x Lanyard 1 x User Manual