Well suited for verification of sensor performance or quick calibrations for less-exacting applications, the Quick Cal Hand-Held Temperature Calibrator low temperature version has a range of -15° to 140° C with an accuracy of 0.4° to 0.1° C using comparison techniques. Each of the two calibration wells is 13 mm in diameter and 120 mm deep with two inserts included. The high temperature version has a range of 30° to 350° C and has a single, larger well and interchangeable pre-drilled inserts. Dimensions of the unit are 65 x 152 x 175 mm, weighing 3.3 lb. Unit operates on a small 12V rechargeable battery.