UEI DT221 SINGLE INPUT THERMOCOUPLE THER Single thermocouple input Temperature range: 
-328˚ to +2498˚F (k-type) MIN, MAX, AVG & Hold Relative mode Hi/Lo Alarm (T1 Only) Accepts J, K type thermocouples 3 Year limited warranty Product Includes J Type bead 
temperature probe w/ clip Battery 1(9V) Instruction manual