The TM-914C/F dual channel thermometer features a temperature range of -40 to 1200°C or -40 to 1382°F, dual channel input, and an LCD display for easy readability. It operates on a 9V battery, has low power consumption, and supports type K thermocouples with multiple optional probes for various applications. The device is compact and built for precision with a quick response time, making it suitable for diverse temperature measurement needs.