... ,S thermocouples, Dual display, Record function. DM6803A+ 4 1/2 Dual display intelligent digital thermomterFeatures:1.Temperature measuring (accuracy±0.3%) and alarming output ... function;2.Support K,E,J,T,N,B,R ... ~1000°C: ±(0.4%+2°C)1000°C~1800°C:±(0.3%+2°C)E-200~1000°C0.1°C-200°C~0 ...