The HIKMICRO B21L is a precision handheld thermal imager designed for professionals who need fast, accurate thermal analysis in the field. With a 256 × 192 resolution VOx detector, thermal sensitivity below 40 mK, and SuperIR enhancement to 320 × 240, it captures detailed radiometric images at 25Hz. The B21L offers flexible tools, a 3.2"" LCD display, macro capabilities, and Wi-Fi connectivity to help visualise and report heat anomalies in real time.