The main unit supports K/J type thermocouples with a 4-channel display. Features include C/F temperature unit switching, data retention, maximum/minimum value display, and automatic shutdown after 15 minutes of inactivity (can be manually disabled). Supports data logging, real-time communication with a computer, and real-time data table display. User-configurable high and low limit alarms with visual alarm indicator light. Includes ADJ compensation for probe error correction. Measurement range: K-type probe: -200°C to 1372°C (-328°F to 2501°F) J-type probe: -200°C to 1200°C (-328°F to 2192°F) Standard K-type probe: -50°C to 300°C (-58°F to 572°F) Accuracy: Main unit: ±0.2% + 0.7°C Standard probe: ±1.5% Resolution: -99 to 999.9: 0.1°C/F -1000 to 2000: 1°C/F Alarm settings: High alarm default: 1300°C Low alarm default: -200°C ADJ compensation range: -9°C to +9°C Mounting: 1/4 inch nut with bracket Sampling rate: 1 reading per second Auto power-off: 15 minutes (manually disableable) Color: [Not specified] Material: Plastic Package Contents: 1 x Thermometer Note: Light reflection and screen differences may cause slight color variations between the image and actual product. Measurement tolerance is ±1-3 cm.