Accuracy:0.3%, alarming output function, Support K,E,J,T,N,B,R,S thermocouples, Dual display, Record function. DM6803A+ ... %) and alarming output function;2.Support K,E,J,T,N,B,R,S thermocouples;3.It may set cold ... Dual display: display max .min and relative mV value of input temperature;6.The beeper could be set to ... sound if the set value of alarm is higher than or is lower than the ...