Feature: 1. 3.5in Large Display: This infrared thermal imager adopts 3.5in display and 220x160 pixel resolution, 9Hz frame rate and wide temperature range of ‑20℃ to 350℃ (‑4℉ to 1022℉). 2. Auto Tracking Temperature Alarm: Our infrared thermal image camera has auto tracking temperature alarm and automatically lock minimum and maximum temperature points, can also be set separately. 3. 5000mAh and Type C: Infrared thermal imager built in 5000mAh Li ion battery and type C charging port. Automatic power off function. 4. 3W White LED Light: Infrared thermal imager has 3W white LED light and IP54 protection. Helps the user see the inspection area clearly in a dark environment. 5. Wide Application: The thermal imager is ideal for home inspection, insulation loss, leakage, water damage, facility maintenance, HVAC troubleshooting, and professional inspection of electrical and mechanical systems. Specification: Item Type: Thermal Imager Material: ABS Battery: Polymers Battery x 1, Battery Capacity 5000mAh (Shipped With Built In Battery) Resolution: 220x160 Operating Band: 7.8-14μm NETD: 70mK At 25℃ Field Of View: H35°, V26 Screen Size: 3.5in Storage: 8G EMMC Internal Storage (Can Store About 20000 Pictures) File Format: TIFF format, support background full frame temperature analysis. Package List: 1 x Thermal Imager1 x Adapter Plug1 x USB Cable1 x Back Strap1 x Lanyard1 x Optical Disc1 x Storage Bag1 x Instruction Manual