Special Features
Circular chart recorder, temperature; chart size 4 in, ; 24 hour or 7 day recording time; temp range -22 to 122 f, -30 to 50 c; lcd display; power supply aa battery; temp accuracy +/-1.8 f; +/-1 c, length 5.2 in; width 5.2 in; depth 2.4 in weight 1.00 lbs.